Bluetooth 5.0 Audio Transmitter Receiver Stereo TV PC Car Wireless Adapter Dongle RCA SPDIF 3.5mm Aux Jack

Features:  The appearance of the product is exquisite.  Adopt a high-end chip design.  CSRs latest ANC noise reduction and echos 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/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 TWS (left and right channel separation);  The product connection is simple, without any cumbersome driving and downloading APP;     Specifications: Model: B20 Bluetooth 5.0 Receiver and Transmitter;  Bluetooth version: Bluetooth V5.0;  Support protocol: RX: A2DP AVRCP TX: A2DP;  Working frequency: 2.402GHz -2.480GHz;  Power level: Power level 2 (Class II);  Sensitivity: (-80dBm<0.1%BER);  S/N ratio: ≥75dB;  Distortion: ≤0.1%;  Codec TX: for apt-X HD/apt-X LL/apt-X, SBC