Bluetooth 5.0 transmitter-receiver automatic shutdown for home TV stereo PC Description: Extend long range: technology and designed with dual antennas, distance up to 80M. 5.0: Includes the latest version 5.0. and support for TX codecs: apt-X HD, apt-X LL, apt-X, SBC; RX: apt-X HD, apt-X LL, apt-X, SBC. No lag: AptX Low Latency and AptX HD technology eliminates audio lag, built-in battery about 1000MAH. Wide compatibility: Works with any TV with audio output and can be paired with any headphones/speakers on. In receiver mode (RX), it can receive wireless audio signals from your phone and stream audio to any wired speaker system. Easy to use: Simply plug in the audio cable and press the power button to get started, the adapter will easily detect the BT device. Compatible with TVs, headphones or speakers BT, home stereo system. Specifications: : V5.0 Support protocol RX: A2DP AVRCP TX: A2DP Operating frequency 2,402 GHz -2,480 GHz Power Level 1 (Class I) Sensitivity (-80dBm