2 in 1 Wireless Bluetooth 5.0 Receiver Transmitter Adapter 3.5mm Jack For Car Music Audio Aux A2dp Headphone Reciever HandsfreeProduct material: plastic metalProduct color: blackInterface type: 3.5mmBluetooth version: Bluetooth 5.0Features: Support for connecting headphones, connecting mobile phones, connecting speakers, connecting carsProduct size: 5*2*1cmProduct bare weight: 11g (Bluetooth receiver metal adapter)Total weight: 25g (Bluetooth receiver metal adapter wire manual PP bag packaging)Product packaging: sealing PP bagProduct features: Bluetooth receiver, car Bluetooth receiver, car Bluetooth receiver, AUX Bluetooth receiver, audio adapter