Koolenry 2 in 1 Bluetooth 5.4 Audio Receiver Transmitter Wireless Adapter with Mic 3.5MM AUX Stereo Music for Car Kit TV PC

Wireless 5.4 Say goodbye to delayed lag: Equipped with high-performance wireless 5.4 chips to enhance signal transmission, Quick response, more stable and smooth connection, bid farewell to issues such as delay and lag Large capacity batteries Approximately 18 hours of long-lasting endurance: Built in 300mAh battery, Type-C fast charging, takes about 2 hours to fully charge Can for about 18 hours, supports charging and using at the same time, unlocking more fun High definition sound quality noise/electrical noise: Supports high-definition decoding, high sampling rate, and clear sound quality noise and electrical noise. Restore sound details and enjoy beautiful music to the fullest Intelligent one to two, receive/transmit two in one, wireless 5.4: traditional wired control Car mounted for home use 10 meter long-distance transmission Strong when encountering a wall More stable signal: Built in antenna to enhance signal, truly achieving 10 meter barrier free operation Long distance transmission for more stable signals