Two to two Bluetooth receiver transmitter 2-in-1 car Bluetooth adapter, airplane, ship, gym

Product Name:2-in-1 audio adapterProduct model:C83ProWireless version:Wireless 5.4Transmission distance: Open area up to 10 meters long with no obstaclesPower supply method:Type-C interfaceProduct size:130mm * 28.5mm * 13.4mm (approximately)Basic functions:Wireless audio reception/transmissionBattery life:Approximately 9 hours for launch/13.5 hours for reception