Feature: 1. Radio frequency emission FM 87.5~108.0MHz 2. Supports reading memory card and USB flash drives (audio/video/picture) 3. Bluetooth music and hands-free calling 4. Wireless support for CarPlay and Wired Android AUTO function 5. Wide-angle reversing auxiliary video, automatically switch to reversing video screen when there is a signal (note: camera needs to be purchased separately) 6. Cigarette lighter power supply, plug and play. Specification: OS: Linux CPU: 8368U Display: 7 inches, 1024x600 RAM: 1Gbit DRAM Storage memory: no Radio transmission frequency: FM 87.5~108.0MHz Radio transmitter IC: QN8027 Power amplifier IC: NS4249 Output power: RCA output 1.4V, built-in 1W speaker Working voltage: 12~24V Working temperature: -10~+60℃ Bluetooth version: version 5.0 (default name: Car-BT) WiFi frequency: 2.4G/5G dual band GPS signal: not supported Installation size: 120x67mm/4.72x2.64" Shell size: 190x110mm/7.48x4.33" Depth: 25mm/0.98" Mobile phone interconnection function: support Locate and find the car: not supported Screen rotation: not supported Reversing image: support Play video warning: support Steering wheel remote: not supported Video output: not supported Offline maps: not supported Dashcam input: not supported Built-in speaker: yes GPS Navigation: Not Supported USB A port: USB 2.0 USB C port: USB 2.0 TF card: support Reset button: support Audio output: 3.5mm headphone jack output (left channel + right channel) Video output: not supported Audio input: not supported Video input: not supported Reversing video input: support Audio format: MP3/WMA/AAC/APE/OGG/M4A/RA/WAV/flac/fla/dts/ec3/ac3/dtshd/mp2/mpa/mka Video format: mpe/mpg/avi/div/vob/dat/asf/m4v/mkv/rm/rv/rmv/wmv/tsv/ts/tp/trp/mpeg/divx/rmvb/flv/swf/mp4/mov /m2ts/mts/3gp/m2v Image format: JPG/JPEG/PNG/BMP/GIF/TIFF Language: English/Chinese/German/French/Spanish/Italian/Japanese