Description
BC91 Bluetooth 5.0 Optical Fiber Transmitter and Receiver 2 in 1 Adapter Low Power Consumption
Adopt CSR8675 high-end chip design
CSR's latest ANC noise reduction and echo cancellation technology
Support TX dual stream, RX multipoint connection
SPDIF, I2S audio input / output interface, freely switch
Built-in rechargeable battery, battery life is greater than 20H
Support SBC, MP3, AAC, apt-X HD, apt-X LL, apt-X audio formats
16Mb of built-in eFlash and up to 64Mb of external serial flash memory, digital-to-analog conversion signal to noise ratio of up to 75dB
Support TWS (left and right channel separation)
Simple connection, no tedious driver and APP download
Note on using APTX: apt-X HD CODEC is preferentially supported for single connection (the connected device must also support apt-X HD), if it is dual connection, it will automatically switch to SBC CODEC.
Specification:
Material: ABS black rubber oil process
Bluetooth version: V5.0
Support agreement: RX: A2DP AVRCP TX: A2DP
Working frequency band: 2.402GHz-2.480GHz
Power level: Class II
Sensitivity: -80dBm <0.1% BER
Signal to noise ratio: ?75dB
Distortion: ?0.1%
Support Dual stream (TX mode): support (one transmitter is connected to two Bluetooth speakers or headphones at the same time use a CODEC)
Support multipoint connection (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
Working current: <28mA
Built-in battery: 600mAh
Charging current: about 200mA
Charging time: about 3 hours
Life time: RX about 22H, TX about 26H
Bluetooth distance: >10M (open space)
Charging method: Micro USB 5V / 0.5A
Input / output connection: SPDIF interface, I2S AUX interface
Compatible: Android, iOS system phones and PAD, and Bluetooth speakers or headphones that support A2DP protocol