【Bluetooth 5.0 version】: The latest Bluetooth version 5.0, can receive Bluetooth signal within 10m, lossless music playback and stable call signal, let you have a pleasant music environment while driving. | 【Easy operation】: connect the Bluetooth receiver to the AUX port of other devices, you can talk or listen to music through Bluetooth connection; just press the power switch to answer/hang up the phone, play/pause music, and also support volume adjustment and song switching. | 【Expand TF card slot】: compact size, easy to carry, you can carry this Bluetooth auxiliary adapter for car. Designed with a TF card slot, plug and play, HD audio playback, bringing you a more convenient music experience. | 【Wireless Streaming Music】: This Bluetooth receiver can convert non-Bluetooth devices to Bluetooth devices for wireless connection, supports MP3, WAV, WMA, FLAC, APE and other specifications of audio resolution, with CVC noise cancellation technology to remove noise and clearer sound quality, suitable for cars, speakers, stereo systems and headphones. | 【Long-lasting battery life】: built-in 200mAh battery, can last for 15 hours, using Type-C port charging, fully charged in just 1h, can be used while charging, flexible use, can be connected to two devices (phone/tablet/Bluetooth headset) at the same time, switch back and forth, free to use.