B7 NFC Bluetooth Wireless Double Audio Receiver 3.5mm Bluetooth 4.1 Stero Audio Adapter for iOS Android and to the dog recording

and to the dog recording

grasp the child's travel positive about anytime

1 up to 4K*2K@60fps -H

Easy to install and setting: 5 switch on dashboard

Sweatproof for sports

B7 NFC Bluetooth Wireless Double Audio Receiver 3.5mm Bluetooth 4.1 Stero Audio Adapter for iOS Android and to the dog recordingProduct Features: High Quality Sound Support audio device with AUX 3. 5mm port, audio transmission wirelessly. Built AEC echo cancellation and noise cancellation circuit ANC, gorgeous stereo sound more pure Long battery life 300 mAh built in battery enables you to play sudio file more than 10 hours with full charge at a time Bluetooth 4. 1 Consume much lower power than other versions of Bluetooth, with phone call and NFC functions,more easy to using