Bluetooth music receivers: SC

Wireless Bluetooth receiver for cable headphones and audio sets
Built-in sensitive microphone - hands-free function
Support for all devices with 3.5mm jack or AUX jack (headphones, speakers, car radios, etc.),
Built-in lithium polymer battery - up to 3 hours of operation

reliable transmission in 2 modes - TX (transmitter) or RX (receiver)
built-in rechargeable battery - up to 5 h in TX mode, up to 7 h in RX mode

Bluetooth 5.0 receiver for in-car radio, audio sets, speakers, etc.
support for all devices with 3.5 mm AUX mini jack
USB power supply
cable length 45 - 120 cm
Bluetooth range up to 5 m