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Overview
Pioneer DEH-S31BT features compatibility with Pioneer's exclusive Smart Sync app. Experience additional features by downloading the Pioneer Smart Sync app to your smartphone and syncing with your receiver. Smart Sync allows you to engage with your receiver in a similar fashion as high-end touchscreen units with a customizable UI and navigation app link. Pioneer Audio receivers feature built-in Bluetooth® enabling both hands-free calling and audio streaming. You can also listen to music from your Android™ device or USB flash drive via the front USB port. Built-in MOSFET amplifier delivers up to 50 watts to each speaker (up to 4 speakers). A built-in CD player allows you to enjoy music from your CD collection.

DEH-S31BT

Regular price $90.00
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Find out if this product fits your vehicle

In-dash - Pioneer Smart Sync App, Bluetooth® - Audio CD Receiver

CD Receiver with AM/FM tuner

Built-in Bluetooth® for music streaming and hands-free calls

Pioneer Smart Sync app compatibility

Pioneer DEH-S31BT features compatibility with Pioneer's exclusive Smart Sync app. Experience additional features by downloading the Pioneer Smart Sync app to your smartphone and syncing with your receiver. Smart Sync allows you to engage with your receiver in a similar fashion as high-end touchscreen units with a customizable UI and navigation app link. Pioneer Audio receivers feature built-in Bluetooth® enabling both hands-free calling and audio streaming. You can also listen to music from your Android™ device or USB flash drive via the front USB port. Built-in MOSFET amplifier delivers up to 50 watts to each speaker (up to 4 speakers). A built-in CD player allows you to enjoy music from your CD collection.

Hands free Bluetooth

This NEX Receiver makes hands-free phone calls simple. Pioneer’s included external microphone provides crystal clear sound. Stream music, podcasts, audiobooks, and more from your compatible phone or other Bluetooth® devices.

Pioneer Smart Sync

Pioneer Smart Sync is a highly evolved app, available for both iOS and Android OS, that utilizes the power of a connected smartphone to expand the features and user interface of compatible Pioneer in-dash receivers. With support for either a Bluetooth® or USB connection, the link between your smartphone and the in-dash receiver can be either wired or wireless. Through Pioneer Smart Sync, you can access many popular smartphone apps for maps, messages, music and more. Pioneer Smart Sync now features Amazon Alexa Built-in. Just download or update to the latest version of the Pioneer Smart Sync app and download the Alexa app. Using Alexa with Pioneer Smart Sync is simple; just tap-and-ask to play music, hear the news, check weather, control smart home devices, and more. Alexa lives in the cloud, so it’s always getting smarter, adding new capabilities that are delivered to your device automatically. To learn more about the Pioneer Smart Sync app, visit www.pioneer-carglobal.com/pss.

HEAD UNIT AUDIO
Advanced Sound Retriever
Mode-1/Mode-2/Off
Balance
Yes
Built-in Amplifier
MOSFET 50 W x 4
Crossover Standard Mode
HPF/LPF
Customizable Graphic Equalizer
13 Band
DA Converter
24 Bit
Digital Signal Processor
Built In
Dynamic Bass Enhancer
With Direct Access Key
Fade
Yes
Listening Position Selector
Yes
Loudness
High/Mid/Low/Off
MIXTRAX®
Yes
Source Level Adjuster
Yes
Speaker Output
4-ch
Spectrum Analyzer
true
Subwoofer Control
Yes
Time Alignment
Manual
HEAD UNIT AUDIO
Advanced Sound Retriever
Mode-1/Mode-2/Off
Balance
Yes
Built-in Amplifier
MOSFET 50 W x 4
Crossover Standard Mode
HPF/LPF
Customizable Graphic Equalizer
13 Band
DA Converter
24 Bit
Digital Signal Processor
Built In
Dynamic Bass Enhancer
With Direct Access Key
Fade
Yes
Listening Position Selector
Yes
Loudness
High/Mid/Low/Off
MIXTRAX®
Yes
Source Level Adjuster
Yes
Speaker Output
4-ch
Spectrum Analyzer
true
Subwoofer Control
Yes
Time Alignment
Manual
HEAD UNIT BLUETOOTH
Advanced Audio Distribution Profile (A2DP)
Yes
AVRCP
1.6
Built-in Bluetooth®
Yes
Dual Phone Connection
Yes
Hands-Free
Yes
Microphone Included
Included
Secure Simple Pairing (SSP)
Yes
Serial Port Profile (SPP)
Yes
Sound Retriever Air
Mode 1/Mode 2/Off
Phone Registation
5-phone
HEAD UNIT BLUETOOTH
Advanced Audio Distribution Profile (A2DP)
Yes
AVRCP
1.6
Built-in Bluetooth®
Yes
Dual Phone Connection
Yes
Hands-Free
Yes
Microphone Included
Included
Secure Simple Pairing (SSP)
Yes
Serial Port Profile (SPP)
Yes
Sound Retriever Air
Mode 1/Mode 2/Off
Phone Registation
5-phone
HEAD UNIT DIGITAL MEDIA PLAYBACK
Audio Playback via CD
AAC Audio Playback, MP3 Audio Playback, WAV Audio Playback, WMA Audio Playback
Audio Playback via USB
MP3 Audio Playback, WMA Audio Playback, AAC Audio Playback, FLAC Audio Playback (Hi-Res), WAV Audio Playback (Hi-Res)
HEAD UNIT DIGITAL MEDIA PLAYBACK
Audio Playback via CD
AAC Audio Playback, MP3 Audio Playback, WAV Audio Playback, WMA Audio Playback
Audio Playback via USB
MP3 Audio Playback, WMA Audio Playback, AAC Audio Playback, FLAC Audio Playback (Hi-Res), WAV Audio Playback (Hi-Res)
HEAD UNIT DISPLAY
Back Light
LED
Brightness Control
Yes
Color Customization
Fixed
Device (Non-DIN/Modular Unit)
1-DIN
Dimmer
Automatic with vehicle illumination, Timer Controlled, Manual
HEAD UNIT DISPLAY
Back Light
LED
Brightness Control
Yes
Color Customization
Fixed
Device (Non-DIN/Modular Unit)
1-DIN
Dimmer
Automatic with vehicle illumination, Timer Controlled, Manual
HEAD UNIT EXPANDABILITY
Audio Video Inputs
Input 2 - AUX (Minijack)
Firmware upgradability
Yes
USB
Front Type-A (5V, 1-1/2 A)
USB Direct Control for iPhone®
5s and newer
HEAD UNIT EXPANDABILITY
Audio Video Inputs
Input 2 - AUX (Minijack)
Firmware upgradability
Yes
USB
Front Type-A (5V, 1-1/2 A)
USB Direct Control for iPhone®
5s and newer
HEAD UNIT GENERAL
Detachable Face Security
Detachable
Multi-Language Display
English, French, Spanish
Rotary Volume Control
Yes
Remote Control
Optional
Music Browser
USBWith Smart Sync App
Steering Wheel Control Ready (Adapter Sold Separately)
Yes
HEAD UNIT GENERAL
Detachable Face Security
Detachable
Multi-Language Display
English, French, Spanish
Rotary Volume Control
Yes
Remote Control
Optional
Music Browser
USBWith Smart Sync App
Steering Wheel Control Ready (Adapter Sold Separately)
Yes
HEAD UNIT INTEGRATION
Amazon Alexa
Paired with Pioneer Smart Sync
Mobile Operating System
AndroidApple iOS
Music Playback (MTP)
Yes
Pandora®
Source through iPhone/Android
Pioneer App Compatibility
Pioneer Smart Sync Android, Pioneer Smart Sync iPhoneApple Maps with Pioneer Smart SyncGoogle Maps with Pioneer Smart SyncWAZE with Pioneer Smart Sync
Siri® Eyes Free (VR) (Internet Required)
iPhone Only
Spotify
Streaming audio through iPhone/Android via Bluetooth or AUX input
Voice Control
Yes
HEAD UNIT INTEGRATION
Amazon Alexa
Paired with Pioneer Smart Sync
Mobile Operating System
AndroidApple iOS
Music Playback (MTP)
Yes
Pandora®
Source through iPhone/Android
Pioneer App Compatibility
Pioneer Smart Sync Android, Pioneer Smart Sync iPhoneApple Maps with Pioneer Smart SyncGoogle Maps with Pioneer Smart SyncWAZE with Pioneer Smart Sync
Siri® Eyes Free (VR) (Internet Required)
iPhone Only
Spotify
Streaming audio through iPhone/Android via Bluetooth or AUX input
Voice Control
Yes
HEAD UNIT TUNER
Best Station Memory
Yes
Local Seek tuning
Yes
Presets
18 FM, 6 AM
RDS
Yes
HEAD UNIT TUNER
Best Station Memory
Yes
Local Seek tuning
Yes
Presets
18 FM, 6 AM
RDS
Yes
PRODUCT PERFORMANCE
Continuous Power Output
22 W x 4-Channel
Load Impedence Allowance
4 Ohm (4 Ohm to 8 Ohm Allowable)
Max Power Output
50 W x 4-ch 4 ohm , 50 W x 2-ch 4 ohm 70 W X 1-ch (subwoofer) 2 Ohm
RCA Preamp Outputs
4-ch
RCA Preout Voltage
2V
RMS Power Output (CTA-2006)
14 W RMS x 4-ch 4 ohm
Signal to Noise
No
PRODUCT PERFORMANCE
Continuous Power Output
22 W x 4-Channel
Load Impedence Allowance
4 Ohm (4 Ohm to 8 Ohm Allowable)
Max Power Output
50 W x 4-ch 4 ohm , 50 W x 2-ch 4 ohm 70 W X 1-ch (subwoofer) 2 Ohm
RCA Preamp Outputs
4-ch
RCA Preout Voltage
2V
RMS Power Output (CTA-2006)
14 W RMS x 4-ch 4 ohm
Signal to Noise
No
Pioneer Smart Sync App Version 4.0 - Feature Overview
Pioneer Smart Sync App Version 4.0 Available Upgrade Today
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End User License Agreement

This End-User License Agreement was last revised on December 16, 2019 (version 1.0).

THIS END USER LICENSE AGREEMENT (“LICENSE”) IS A LEGAL AGREEMENT BETWEEN YOU (BOTH THE INDIVIDUAL INSTALLING THE PROGRAM AND ANY SINGLE LEGAL ENTITY FOR WHICH THE INDIVIDUAL IS ACTING) (“YOU” OR “YOUR”) AND PIONEER CORPORATION, [0406.999.132 (PIONEER EUROPE NV)], LOCATED AT 28-8, HONKOMAGOME 2-CHOME, BUNKYO-KU, TOKYO 113-0021, JAPAN (“PIONEER,” “WE” OR “US”). YOU AGREE THAT THIS LICENSE IS ENFORCEABLE LIKE ANY WRITTEN NEGOTIATED AGREEMENT SIGNED BY YOU. THIS LICENSE APPLIES TO THE USE OF THE SOFTWARE AND DOCUMENTATION (DEFINED BELOW). PLEASE READ THIS LICENSE CAREFULLY.

DO NOT CLICK ON THE BUTTON BELOW THAT INDICATES YOU ACCEPT THIS LICENSE OR USE THE SOFTWARE UNTIL YOU HAVE READ AND AGREED TO BE BOUND BY THIS LICENSE.

YOU ARE ACKNOWLEDGING:

  1. THAT YOU HAVE READ THIS LICENSE,
  2. THAT YOU UNDERSTAND IT, AND
  3. THAT YOU AGREE TO BE BOUND BY THE TERMS AND CONDITIONS OF THIS LICENSE,

IF YOU

  1. CLICK THE ACCEPTANCE BUTTON ON THE ELECTRONIC VERSION OF THIS LICENSE, OR
  2. INSTALL OR USE ANY PART OF THE SOFTWARE.

IF YOU ARE NOT OLD ENOUGH UNDER THE LAWS OF YOUR LOCATION TO BE ABLE TO AGREE TO THESE TERMS, YOUR PARENT OR GUARDIAN MUST AGREE TO THESE TERMS FOR YOU BEFORE YOU INSTALL OR USE THE SOFTWARE. PIONEER DOES NOT INTEND OR KNOWINGLY PROVIDE THE SOFTWARE FOR USE BY CHILDREN UNDER 16.

IF YOU DO NOT ACCEPT THE TERMS AND CONDITIONS OF THIS LICENSE, DO NOT CLICK ON THE BUTTON BELOW THAT INDICATES THAT YOU ACCEPT THIS LICENSE AND DO NOT INSTALL OR USE ANY PART OF THE SOFTWARE.

1. DEFINITIONS 1.1 "Documentation" means written documentation help content made generally available by Pioneer to aid in using the Software. 1.2 "Software" means the firmware update provided to You by Pioneer solely for Your use with the Product(s). 1.3 "Product" means the multimedia receiver model distributed and sold by Pioneer for which the Software is licensed. 1.4 "Licensor" means the third party who licenses you to use copyrights, trademark rights and other intellectual property rights related to content, text, images, data, software, and information that are adopted in the Software.

2. LIMITED LICENSE

  • 2.1 Authorized Use. Pioneer grants You a limited, non-exclusive, non-transferable, royalty-free license to install and use the Software solely with the Product(s).
  • 2.2 Restrictions. You will not copy or use the Software or Documentation except as expressly permitted by this License. You will not distribute, transfer, sublicense, rent, lease, lend, sell, or otherwise allow any third party to use the Software. You will not modify, reverse engineer, decompile, disassemble, or otherwise reduce the Software to a human-perceivable form, except to the extent expressly permitted by applicable law, and then only after You have notified Pioneer in writing of Your intended activities.
  • 2.3 Export Controls. You may not use or otherwise export or re-export the Licensed Software or Documentation except as authorized by United States law and the laws of the jurisdiction in which the Licensed Software or Documentation was obtained. In particular, but without limitation, the Licensed Software or　 Documentation may not be exported or re-exported (a) into any U.S.-embargoed countries or (b) to anyone on the U.S. Treasury Department's Specially Designated Nationals List or the U.S. Department of Commerce Denied Persons List or Entity List. By using the Licensed Software or Documentation, you represent and warrant that you are not located in any such country or on any such list. You also agree that you will not use the Licensed Software or Documentation for any purposes prohibited by United States law, including, without limitation, the development, design, manufacture, or production of nuclear, missile, or chemical or biological weapons.
  • 2.4 Ownership. You acknowledge any right, title or interest in the Software and Documentation, including but not limited to, patent, trademark, design, copyright or any other intellectual property rights, shall remain with Pioneer and/or its Licensor and no right, title or interest in the Software and Documentation is granted or transferred under this License, except for the right granted hereunder. You agree that You do not acquire any rights, express or implied, beyond the limited license in Section 2.1.
  • Translation missing: en.eula_modal.eula_modal_policy.limited_license.clause5
  • 2.6 Corrections; No Support While Pioneer may choose to make corrections to the Software available, Pioneer is not obligated to provide any such corrections or any support, maintenance or updates of the Software or Documentation.

3. DISCLAIMER OF WARRANTIES. SINCE THE SOFTWARE IS LICENSED FREE OF CHARGE TO YOU, PIONEER WARRANTS ONLY THAT THE SOFTWARE HAS BEEN DEVELOPED AND MADE AVAILABLE IN ACCORDANCE WITH THE USUAL STANDARDS IN THE INDUSTRY FOR FREE OF CHARGE SOFTWARE. IN ALL OTHER RESPECTS, THERE IS NO WARRANTY FOR THE SOFTWARE, AND THE SOFTWARE IS PROVIDED “AS IS AND WITH ALL FAULTS.” TO THE MAXIMUM EXTENT PERMITTED UNDER APPLICABLE LAW, PIONEER, ITS SUPPLIERS AND LICENSORS DISCLAIM ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT, AND YOU USE THE SOFTWARE AT YOUR OWN RISK.

WITHOUT LIMITING THE FOREGOING, PIONEER AND ITS SUPPLIERS AND LICENSORS DO NOT WARRANT THAT:

  1. THE SOFTWARE WILL BE ERROR-FREE,
  2. YOUR USE OF THE SOFTWARE WILL BE UNINTERRUPTED OR ERROR-FREE,
  3. THE SOFTWARE WILL MEET YOUR REQUIREMENTS, OR
  4. THE SOFTWARE WILL OPERATE WITH THE HARDWARE OR SOFTWARE CONFIGURATION YOU CHOOSE.

NO WRITTEN OR ORAL STATEMENTS BY PIONEER GROUP OR OTHERS WILL CONSTITUTE WARRANTIES OF PIONEER. “PIONEER GROUP” MEANS PIONEER AND ITS SUBSIDIARIES AND OTHER AFFILIATES, AND THEIR OWNERS, DIRECTORS, OFFICERS, EMPLOYEES, AGENTS, SUPPLIERS, DISTRIBUTORS, DEALERS, LICENSORS AND OTHER REPRESENTATIVES.

4. LICENSE BREACH. You agree that any breach of the restrictions in this License would cause Pioneer irreparable harm for which money damages alone would be inadequate. In addition to damages and any other remedies to which Pioneer may be entitled, you agree that Pioneer may seek injunctive relief to prevent the actual, threatened or continued breach of these License terms.

5. CHANGES TO THIS LICENSE. Pioneer may modify this License at any time. Pioneer will provide advance notice of the changes and the effective date by posting a notice on this site or by other appropriate means. Your use of the Product(s) after such notice will constitute Your agreement to the revised License.

6. TERMINATION. This License is effective until terminated. You may terminate this License at any time upon Your destruction and deletion the Software and Documentation. Pioneer may terminate this License at any time upon Your breach of any provision. If this License is terminated, you will stop using the Software and Documentation and destroy all copies in Your possession, confirming to Pioneer that You have done so. Sections 2.2, 2.3, 3, 4 and 7 will continue in effect after this License's termination.

7. GENERAL TERMS

  • 7.1 Governing law.  If You are a resident of any European Economic Area (EEA) member state, this License is governed by and will be construed in accordance with Belgian law. If You are a resident of the United States, this License is governed by and will be construed in accordance with the laws of the State of California, U.S.A. If You are a resident of Canada, this License is governed by and will be construed in accordance with the laws of the Province of Ontario and the federal laws of Canada. If You are resident of any territory outside the EEA, United States, or Canada, this License is governed by and will be construed in accordance with the laws of Japan.
  • Translation missing: en.eula_modal.eula_modal_policy.general_terms.clause2
  • 7.3 EXCLUSION OF REMEDIES. TO THE MAXIMUM EXTENT PERMITTED UNDER APPLICABLE LAW, IN NO EVENT, EXCLUDING PIONEER’S WILLFUL MISCONDUCT, GROSS NEGLIGENCE, OR IN THE EVENT OF THE DEATH OR PHYSICAL INJURY OF THE USER AS A RESULT OF THE ACTS OR OMISSIONS OF PIONEER, WILL ANY OF PIONEER GROUP OR ITS THIRD PARTY SUPPLIERS OR LICENSORS BE LIABLE TO YOU OR ANYONE ELSE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE, EXEMPLARY OR CONSEQUENTIAL DAMAGES OF ANY KIND (INCLUDING, WITHOUT LIMITATION, LOST DATA OR ECONOMIC LOSS) ARISING OUT OF OR IN ANY WAY RELATING TO THIS LICENSE, INCLUDING YOUR USE OF OR INABILITY TO USE THE SOFTWARE REGARDLESS OF THE CAUSE OF ACTION ON WHICH THE CLAIM IS BASED, EVEN IF PIONEER GROUP OR ITS THIRD-PARTY SUPPLIERS OR LICENSORS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES OR CLAIM.
  • 7.4 LIMITATION OF LIABILITY. TO THE MAXIMUM EXTENT PERMITTED UNDER APPLICABLE LAW, IN NO EVENT UNDER ANY THEORY OF LIABILITY, EXCLUDING PIONEER’S WILLFUL MISCONDUCT, GROSS NEGLIGENCE, OR IN THE EVENT OF THE DEATH OR PHYSICAL INJURY OF THE USER AS A RESULT OF THE ACTS OR OMISSIONS OF PIONEER, WILL THE AGGREGATE LIABILITY OF PIONEER GROUP AND THE THIRD-PARTY SUPPLIERS AND LICENSORS FOR ANY DAMAGES OR CLAIMS ARISING OUT OF OR RELATING TO THIS LICENSE OR ITS SUBJECT MATTER OR ANY PRODUCT, WHETHER IN CONTRACT, TORT OR OTHERWISE, EXCEED TEN US DOLLARS (US$10.00) OR THE PRICE PAID FOR THE PIONEER PRODUCT FOR WHICH THE SOFTWARE IS PROVIDED, WHICHEVER IS GREATER. PIONEER GROUP’S AND THE THIRD-PARTY SUPPLIERS’ AND LICENSORS’ LIMITATION ON LIABILITY IS CUMULATIVE, WITH ALL OF PIONEER GROUP’S AND THIRD-PARTY SUPPLIERS’ AND LICENSORS’ PAYMENTS IN SATISFACTION OF THEIR LIABILITIES BEING AGGREGATED TO DETERMINE SATISFACTION OF THIS LIMIT.
  • 7.5. YOUR SPECIFIC RIGHTS. SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF DAMAGES OR LIMITATION OF LIABILITY, SO THE ABOVE EXCLUSIONS OR LIMITATIONS, TO THE EXTENT PROHIBITED BY APPLICABLE LAW, MAY NOT APPLY TO YOU. YOUR SPECIFIC RIGHTS MAY VARY FROM JURISDICTION TO JURISDICTION.
  • 7.6 ESSENTIAL PURPOSE. UNLESS LIMITED OR MODIFIED BY APPLICABLE LAW, THE FOREGOING DISCLAIMERS, EXCLUSIONS AND LIMITATIONS APPLY, EVEN IF ANY REMEDY FAILS FOR ITS ESSENTIAL PURPOSE.
  • 7.7  Severability and Waiver.  If any provision of this License is held to be illegal, invalid or otherwise unenforceable, that provision will be enforced to the extent possible or, if incapable of enforcement, deemed to be severed and deleted from this License, and the remainder will continue in full force and effect. Any waiver of any breach or failure to enforce any provision of this License will not be deemed a future waiver of such term or a waiver of any other provision.
  • 7.8  No Assignment. You may not assign, sell, delegate or otherwise transfer this License or any rights or obligations under it, without Pioneer's prior written consent. Pioneer may freely assign or transfer this License or any of its rights or obligations under it. Pioneer will, however, assign or transfer this License or any of its rights or obligations under this License with notice in advance if the assignment or transfer has an impact on your guarantees.
  • 7.9  Entire Agreement. This License constitutes the entire agreement between You and Pioneer with respect to the Software and Documentation. This License may not be modified or amended without Pioneer's prior and express written consent, and no other act, document, usage or custom will be deemed to amend or modify this License. The term “including” means “including without limitation.”

8. CONTACT US. If You have any questions or complaints about this License, You may contact us by visiting https://global.pioneer/en/product_support/support/ or by postal mail at one of the following addresses:

  • Pioneer Corporation
  • Attn: Customer Support
  • 28-8, Honkomagome 2-Chome Bunkyo-Ku, Tokyo 113-0021, Japan
  • Pioneer Electronics AsiaCentre Pte. Ltd.
  • Attn: Service Centre
  • 2 Jalan Kilang Barat, #07-01 Singapore 159346
  • Pioneer Europe NV
  • Attn: Customer Support
  • Haven 1087, Keetberglaan 1 9120 Melsele, Belgium
  • Pioneer Electronics (USA) Inc.
  • Attn: Service & Support
  • 970 W. 190th Street, Suite 360, Torrance, CA 90502 U.S.A.

Revised: Version 1.0: December 16, 2019