Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Manuals
5 pdf manual(s) Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style for free download (Document Types: Operating instructions manual, Service manual, Limited warranty)
Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Operating instructions manual [PDF] (28 pages)
- Identifier: id-407406
- Brand: Sony
- Device: DR-BT21G - Stereo Bluetooth Headset; Neckband Style Headphone
- Type: PDF
- Key Aspects: Component Longevity Optimization, Technical Support and Resource Links, Additional Modules and Accessories Guide
- UPD Date: 02.04.2026
- Source File: 385550.pdf
- Pages: 28
- Description: Device operation guide for the Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style.
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Wireless Stereo Headset 3-095-524-11(1) Operating Instructions DR-BT21G ©2007 Sony Corporation
Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Operating instructions manual [PDF] (80 pages)
- Identifier: id-407399
- Brand: Sony
- Device: DR-BT21G - Stereo Bluetooth Headset; Neckband Style Headphone
- Type: PDF
- Key Aspects: Technical Support and Resource Links, Common Issue Diagnostic Flows, System Connectivity and Wiring Basics
- UPD Date: 09.06.2026
- Source File: 385542.pdf
- Pages: 80
- Description: User operation guide for the Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style.
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Wireless Stereo Headset 3-106-351-31(1) DR-BT21G ©2008 Sony Corporation Operating Instructions Manual de Instrucciones Manual de Instruções GB ES PT
Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Operating instructions manual [PDF] (56 pages)
- Identifier: id-407402
- Brand: Sony
- Device: DR-BT21G - Stereo Bluetooth Headset; Neckband Style Headphone
- Type: PDF
- Key Aspects: Warranty and Service Information, Pre-Installation Safety Requirements, FAQ Section for Common Queries
- UPD Date: 27.07.2026
- Source File: 385546.pdf
- Pages: 56
- Description: Complete service manual for the Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style.
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Wireless Stereo Headset 3-095-524-61(1) DR-BT21G ©2007 Sony Corporation Operating Instructions Mode d’emploi US FR
Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Service manual [PDF] (16 pages)
- Identifier: id-1183435
- Brand: Sony
- Device: DR-BT21G - Stereo Bluetooth Headset; Neckband Style Headsets
- Type: PDF
- Key Aspects: FAQ Section for Common Queries, Technical Data and Parameters, Routine Functionality Testing
- UPD Date: 29.07.2026
- Source File: 974873.pdf
- Pages: 16
- Description: Complete usage guide for the Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style.
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DR-BT21G US Model Canadian Model UK Model E Model Australian Model Chinese Model SERVICE MANUAL WIRELESS STEREO HEADSET SPECIFICATIONS Ver. 1.1 2007.06 General Communication System Bluetooth Specification version 2.0 Output Bluetooth Specification Power Class 2 Maximum communication range Line of sight approx. 10 m (30 ft) *1 Frequency band 2.4 GHz band (2.4000 GHz – 2.4835 GHz) Modulation method FHSS Compatible Bluetooth Profiles*2 A2DP (Advanced Audio Distribution Profile) AVRCP (Audio Video Remote Control Profile) HSP (Headset Profile) HFP (Hands-free Profile) Supported Codecs*3 SBC*4, MP3 Transmission range (A2DP) 20 - 20,000 Hz (Sampling frequency 44.1KHz) Supplied accessory AC power adaptor (1) Operating instruction (1) *1 The actual range will vary depending on factors such as obstacles between devices, magnetic fields around a microwave oven, static electricity, reception sensitivity, aerial’s performance, operating system, software application, etc. *2 Bluetooth standard profiles indicate the purpose of Bluetooth communication between devices. *3 Codec: Audio signal compression and conversion format *4 Subband Codec Headset Power source DC 3.7 V: Built-in lithium-ion rechargeable battery Mass Approx. 63 g (2.3 oz) Rated power consumption 1.5 W Receiver Type Open air, dynamic Driver unit 30 mm dome type Reproduction frequency range 14 – 24,000 Hz Microphone Type Omni directional, electret condenser Effective frequency range 100 – 4,000 Hz Design and specifications are subject to change without notice. Sony Corporation Personal Audio Division Published by Sony Techno Create Corporation 9-887-599-02 2007F02-1 © 2007.06
Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style Limited warranty [PDF] (1 pages)
- Identifier: id-407388
- Brand: Sony
- Device: DR-BT21G - Stereo Bluetooth Headset; Neckband Style Portable Stereo System
- Type: PDF
- Key Aspects: FAQ Section for Common Queries, Performance Optimization Tips, Basic Configuration Guidelines
- UPD Date: 28.06.2026
- Source File: 385529.pdf
- Pages: 1
- Description: Operating instructions for the Sony DR-BT21G - Stereo Bluetooth Headset; Neckband Style.
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® Tape Cassette Player/Recorder/CD Player/Mini Disc DAT/Radio/Head Phone/Speaker/MIC/Personals LIMITED WARRANTY (U.S. Only) Sony Electronics Inc. (“Sony”) warrants this product against defects in material or workmanship for the time periods and as set forth below. Pursuant to this Limited Warranty, Sony will, at its option, (i) repair the product using new or refurbished parts or (ii) replace the product with a new or refurbished product. For purposes of this Limited Warranty, “refurbished” means a product or part that has been returned to its original specifications. In the event of a defect, these are your exclusive remedies. Labor: For a period of ninety (90) days from the original date of purchase of the product (“Labor Warranty”), Sony will, at its option, repair or replace with new or refurbished product, product determined to be defective. If Sony elects to replace the product after this Labor Warranty has expired but while the Parts Warranty below is still in effect, it will do so for the applicable labor charge. Parts: For a period of one (1) year from the original date of purchase of product (“Parts Warranty”), Sony will supply new or refurbished replacement parts in exchange for parts determined to be defective. This Limited Warranty covers only the hardware components packaged with the Product. It does not cover technical assistance for hardware or software usage and it does not cover any software products whether or not contained in the Product; any such software is provided “AS IS” unless expressly provided for in any enclosed software Limited Warranty. Please refer to the End User License Agreements included with the Product for your rights and obligations with respect to the software. Instructions: To obtain warranty service, you must deliver the product, freight prepaid, in either its original packaging or packaging affording an equal degree of protection to the Sony authorized service facility specified. It is your responsibility to backup any data, software or other materials you may have stored or pre- served on your unit. It is likely that such data, software, or other materials will be lost or reformatted during service and Sony will not be responsible for any such damage or loss. A dated purchase receipt is required. For specific instructions on how to obtain warranty service for your product, Visit Sony’s Web Site: www.sony.com/service Or call the Sony Customer Information Service Center 1-800-222-SONY (7669) For an accessory or part not available from your authorized dealer, call: 1-800-488-SONY (7669) Repair / Replacement Warranty: This Limited Warranty shall apply to any repair, replacement part or replace- ment product for the remainder of the original Limited Warranty period or for ninety (90) days, whichever is longer. Any parts or product replaced under this Limited Warranty will become the property of Sony. This Limited Warranty only covers product issues caused by defects in material or workmanship during ordinary consumer use; it does not cover product issues caused by any other reason, including but not limited to product issues due to commercial use, acts of God, misuse, limitations of technology, or modification of or to any part of the Sony product. This Limited Warranty does not cover Sony products sold AS IS or WITH ALL FAULTS or consumables (such as fuses or batteries). This Limited Warranty is invalid if the factory-applied serial number has been altered or removed from the product. This Limited Warranty is valid only in the United States. LIMITATION ON DAMAGES: SONY SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY ON THIS PRODUCT. DURATION OF IMPLIED WARRANTIES: EXCEPT TO THE EXTENT PROHIBITED BY APPLICABLE LAW, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ON THIS PRODUCT IS LIMITED IN DURATION TO THE DURATION OF THIS WARRANTY. Some states do not allow the exclusion or limitation of incidental or consequential damages, or allow limitations on how long an implied warranty lasts, so the above limitations or exclusions may not apply to you. This Limited Warranty gives you specific legal rights and you may have other rights which vary from state to state. Portable Audio 4-557-147-03 Printed in Japan