Product Name: new Bluetooth receiver transmitter vehicle Bluetooth transceiver two in one Bluetooth adapterProduct features:Low delay: aptx low delay is used for high fidelity stereo, and there is no delayed content stream in transmitter mode. A Bluetooth receiver that supports low latency is required.Two devices can be linked: the upgraded 2-in-1 Bluetooth transmitter can be paired with two Bluetooth receivers (such as headset + speaker) at the same time. Note: aptx low latency does not support dual link mode.Always on: taotronics Bluetooth 2-in-1 adapter can continuously transmit data flow even when charging.Built in battery for up to 10 hours - enjoy your favorite wireless content anytime, anywhere. Bluetooth is everywhere: in the transmitter mode, convert non Bluetooth TV, PC, CD player, iPod and MP3 / MP4 to Bluetooth transmitter. Receiver mode: suitable for home or car music streaming sound system.Pure sound: aptx audio codec provides richer and deeper sound experience. Enjoy CD like sound quality without any scruples.Features: Bluetooth 5.0 / Bluetooth transmit / Bluetooth receive / link 2 devices at the same time / one key clear pairing / long life of 10 hours / small and exquisite / Bluetooth call / aux input / output