Features: Name: Wireless Bluetooth-compatible to Fiber Coaxial Receiver Model: BTS2 Support: Support ATTX 24BIT transmission Receiving distance: The barrier-free straight-line distance is about 5-10 meters, and it does not support wall penetration. Bluetooth-compatible version: Bluetooth-compatible 5.0 Bluetooth-compatible chip: CSR8675 chip Specifications: Bluetooth-compatible support: support APTX-, APTX-LL, APT-X, A2DP, AVRCP, AAC, etc. Pure digital output, no analog function, no call. Output interface: optical digital output, coaxial digital output, connected to power amplifier or active speakers. Power supply mode: power supply can use mobile phone charger or computer USB cable, which is very convenient. Antenna: External 3DB 2.4G Bluetooth-compatible antenna, stable signal, high cost Bluetooth-compatible light: the pairing status is blue and green light flashing, the pairing is successful, it is blue light Size: Length 83CM*Width 66CM*Height 27cm Package Includes: 1 * Receiver 1 * Antenna 1 * Power cord note: The above measurement is manual measurement, there is a certain error