Pet Clothes & Shoes. Single 1 Din Car Stereo Radio 6.86in Bluetooth GPS WIFI Touch Screen MP5 Player. Radio frequency: FM 87.5108.0MHz. Power amplifier IC: YD7388. Working voltage: 12-14.4V. Working temperature: -1060? Bluetooth version: 4.1 (default name: CAR BT). WiFi frequency: 2.4GHz. CPU: A7 1.3GHz x 4. Screen size: 6.86 inches. Mobile Mirror Link: support. Reverse camera:support (camera optional). Play video warning: support. Steering wheel control: supports key learning. Dash cam: support (USB signal input). Rear USB: USB 2.0. Audio output: 2 channels (left channel+right channel). Video output: 2 channels. Video input: 1 channel. Reverse video input: 1 channel. External microphone input: support (optional external microphone configuration). Reading USB flash drives (audio/video/images). Rear view function in reverse (camera not included). Original car steering wheel learning function. Can install Android recorder. APP can be installed. External microphone (optional external microphone). Wireless CARPLAY, wired Android AUTO. RDS function, which can receive real-time traffic radio stations. Our working time :monday -sunday. 1:00am-14:30pm (GMT+00:00London). 19:00pm-08:30pm (GMT+06:00USA / Canada).