Two-in-one B20 Bluetooth Adapter Bluetooth Receiver

Key Features:

1. High-End CSR8675 Chip: Designed with the advanced CSR8675 chip for superior audio quality, stability, and performance.

2. ANC Noise Reduction & Echo Cancellation: Features CSR’s latest ANC (Active Noise Cancellation) and echo cancellation technology for crystal-clear sound during calls and music playback.

3. Dual Stream & Multi-Point Connection: Supports TX dual stream and RX multi-point connection, allowing seamless switching between devices.

4. Versatile Audio Interfaces: Equipped with SPDIF and I2S audio input/output interfaces, enabling flexible switching between different audio sources.

5. Built-In Rechargeable Battery: Includes a long-lasting rechargeable battery for extended use without frequent recharging.

6. Wide Audio Format Support: Compatible with SBC, MP3, AAC, apt-X HD, apt-X LL, and apt-X audio formats, ensuring high-quality audio playback.

7. Advanced Memory & Signal Processing: Features 16Mb built-in eFlash and up to 64Mb external serial flash memory, with a digital-to-analog conversion signal-to-noise ratio of up to 75dB for exceptional sound clarity.

8. Trading Platform Support: Supports trading platforms with separated left and right audio channels for precise and immersive audio experiences.

9. Plug-and-Play Simplicity: Easy to connect and use—no need for complex driver installations or app downloads.

10. Compact & Portable Design: Lightweight and compact, making it ideal for use at home, in the office, or on the go.

Why Choose This Product?
The B20 Two-in-One Bluetooth Adapter & Receiver is a premium audio solution designed for audiophiles, professionals, and tech enthusiasts. With its high-end CSR8675 chip, advanced noise reduction, and versatile connectivity options, this device delivers unparalleled audio quality and convenience. Whether you’re streaming music, making calls, or enhancing your audio setup, the B20 offers a seamless and high-performance experience. Elevate your audio game with this cutting-edge Bluetooth adapter and receiver!

Feature:
◆Using CSR8675 high-end chip design.
◆CSR’s latest ANC noise reduction and echo cancellation technology
◆Support TX dual stream, RX multi-point connection.
◆SPDIF, I2S audio input/output interface, can be switched freely
◆Built-in rechargeable battery, long battery life
◆Support SBC, MP3, AAC, apt-X HD, apt-X LL and apt-X audio formats
◆16Mb built-in eFlash and up to 64Mb external serial flash memory, digital-to-analog conversion signal-to-noise ratio up to 75dB
◆Support trading platform (left and right audio channels are separated)
◆The product connection is simple, no need for cumbersome driver to download APP;

Specification:
Model: CSR8675
Bluetooth version: Bluetooth V5.0
Support protocol: RX: A2DP AVRCP TX: A2DP
Working frequency band: 2.402GHz -2.480GHz
Power level: Power level 2 (Class II)
Sensitivity: (-80dBm <0.1%BER)
Signal to noise ratio: ≥75dB
Distortion degree: ≤0.1%
Support dual stream support dual stream (TX mode): support (a transmitter is connected to two Bluetooth speakers or headphones at the same time to use the codec)
Support multipoint (RX mode): support (connect two mobile phones)
Codec TX: apt-X HD, apt-X LL, apt-X, SBC;
RX: apt-X HD, apt-X LL, apt-X, SBC, AAC;
Note on using APTX: Priority support for apt-X HD codec in a single connection (the connected device must also support apt-X HD)
Working current: <35MA
Built-in battery: 600MAH
Charging current: about 200MA
Charging time: about 3 hours
Service life: RX is about 18H, TX is about 22H
Bluetooth distance: ﹥ 10M (open space)
Charging method: Micro USB 5V / 0.5A
Input/output connection mode: SPDIF interface, I2S AUX interface
Compatible with Android, IOS system mobile phones and PAD, and support A2DP protocol for connection and use of Bluetooth speakers or headphones

Package Content:

Bluetooth receiver*1