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China Manufacture Bluetooth 4.1 stereomodule supporting Microphone input and audio line-in

Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Bluetooth 4.1 audio stereomodule
Main Chip::
4.1 EDR compliant
output power:
Max. +4dBm Class 2
profiles support:
Microphone input and audio line-in
Bluetooth audio streaming:
SBC/AAC decode
language voice prompt:
Built-in four language voice prompt (Chinese/English/Spanish/French)
operating voltage:
Supply Ability:
20000 Piece/Pieces per Week IS2025 bluetooth audio module Bluetooth 4.1 Multimedia Module
Packaging Details
white box



China Manufacture Bluetooth 4.1 stereomodule supporting Microphone input and audio line-in

Product Description


The SR-BM25SPK01is a highly integrated Bluetooth 4.1 stereomodule with built-in 2-ch 2.3W class-D amplifier, designed for high data rate,short-range wireless communication in the 2.4 GHz ISM band. With thebuilt-in ISSC Bluetooth stack, profile and sound effect, theSR-BM25SPK01can provide high performance Bluetooth audio.

Main features:

  • Main Chip:ISSC IS2025S
  • Bluetooth 4.1 EDR compliant
  • Max. +4dBm Class 2 output power
  • Receiver Sensitivity: GFSK typical-88dBm, π/4 PSK typical-89dBm,8DPSK typical-83dBm.
  • Piconet and Scatter net support
  • CVSD, A-law,-law, mSBC CODEC algorithms for voice applications
  • SBC/AAC decode for Bluetooth audio streaming
  • Microphone input and audio line-in support
  • Built-in four language voice prompt (Chinese/English/Spanish/French)
  • Built-in 350mAH Li-ion battery charger
  • HSP, HFP, A2DP, AVRCP,SPP profiles supported
  • 3.3V operating voltage
  • Built-in program ROM and 64Kb EEPROM
  • 45 pins for SMT module Size:15mmx29mm
  • Built-in PCB Antenna
  • RoHS compliant


Product Pictures

Related Items

Company information

Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research & development of security and fire alarm products, including PIR detector, smoke detector, gas leakage detector, Carbon Monoxide detector, fire alarm bell/strobe siren, manual call point, magnetic contact, BT Module, etc. Enter more


1:Can I get one sample for test before big order ?

Sure, you can.Please leave a message we will contact you soon.


2. Can I customized LOGO?

Yes you can. Packaging, products, instructions can be printed logo.

3. Can I customized functions?

Yes you can, we have professional R&D team to support best service, and give you best suggestions.

4. How about the quality of your products?

Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our products quality.

5. How long is your products quality warranty?

The warranty period is 2 years from the factory, if there are individual quality problems, we will replenish the customer in the next batch of orders

6. When can you ship out my order after my payment?

Normally samples order: about 5-7 days; mass order 2-3 weeks.

7. Can I visit your factory and company office?

Sure,  welcome ,any time!

Packaging & Shipping

Packaging information

  OEM design is welcome!

Shipping information

* Express(UPS, DHL, Fedex, EMS, etc) is available.

* Sea and Air delivery is available

* welcome your agent to deal with our products .

Contact us

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