Dual antennas, the transmission distance is about 120 meters Strong signal and stable transmission. Can also enjoy CD-level sound quality in , , -LL, -HD high-spec audio decoding, sampling frequency up to 48KHZ, unlock more music details. The advantages of 's lossless low latency, strong compatibil ity, and good sound quality make it particularly popular with ma ny music enthusiasts. The display is convenient and intuitive Low power consumption, clear working status. connected TV + headset, Enjoy alone without disturbing the family, 2 headsets can be connected. Specification: Interface: 3.5mm Wireless Type: Version: V5.0 Chip: CSR 8675 Communication Distance: RX: 120 METERS, TX: 120 METERS Protocol: A2DP, AVRCP Codec Method: HD, LOW LATENCY, ,SBC Power Supply: type-c interface Operating Temperature: -10-55 Product Size: 138mmX100mmX240mm Package Includes: 1x Host 1x Instruction Manual 1x Charging Cable 1x Audio Cable 1x Extension Cable 1x Optical Fiber Cable Note: Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!