Item Type: Bluetooth Adapter Material: ABS Bluetooth Version: 5.0 Bluetooth Chip: CSR 8675 Frequency Range: 2.402GHz-2.480GHz Communication Distance: RX: Approx. 120m / 393.7ft, TX: Approx. 120m / 393.7ft Bluetooth Protocol: for A2DP/AVRCP Encoding and Decoding Method: APTX HD, APTX LOW LATENCY, APTX, SBC, ACC Power Supply Mode: Type-C interface Lithium Battery: 450mAh (battery included) Enjoy seamless audio with this Bluetooth 5.0 adapter! Supports 1-to-2 functionality, allowing simultaneous connection of two devices in both transmitter and receiver modes. Experience long-distance signal transmission with a strong and stable signal up to 120 meters in open areas. Supports aptX HD high-definition decoding technology for CD-level high-fidelity stereo sound quality. Control remotely via the APP for easy management of all functions. Features the CSR8675 main control chip and Bluetooth 5.0 for high-quality wireless audio performance. Package Includes: 1 x Manual 1 x Bluetooth Adapter 1 x RCA Audio Cable 1 x 3.5mm Audio Cable 1 x Optical Fiber Cable 1 x Charging Cable