2 in 1 3.5mm AUX Metal Adapter + USB Car Bluetooth 4.1 Wireless Bluetooth Receiver Audio Receiver Converter

1. Weight: 29g2. Interface: 3.5mm AUX3. Dimensions: 5 x 2 x 1cm4. Material: plastic + metal5. Working frequency: 24MHz6. Transmission rate: 25Mbps7. Effective working radius: 10 m8. Function: support to connect headphones/mobile phones/speakers, etc.Packing list:Bluetooth receiver x 13.5mm metal adapter x 1USB charging cable x 1Manual x 1