Supports Wireless Connections: Apple Carplay/Android Auto /Super Link Screen: 9.3-inch HD IPS capacitive Screen Support Voice Controls: Apple Siri & Android Voice Control & Google. Dual Cameras: Carpuride W904 is equipped with a 4K front camera(which can rotate 350 degrees) and an optional 1080P rear camera. （NOTE: Rear camera is optional, If you need a rear camera, please purchase an SKU 904+backup camera.） Light-sensing: Automatically adjust the screen brightness according to the ambient brightness. You can set a custom range from 0% to 100% to limit automatic brightness Adjustment. Audio Output: 4 Sound Modes include Built-in speaker 8Ω2W, BT audio, FM, AUX (Note: Supports car BT sound by Carplay or A-Auto; does not support TF sound transmission to car speakers) TF Card: TF cards are specifically intended for storing camera data. Not be able to play music, videos, or any other files directly from a TF card on your device. AUX output: 3.5mm RCA Power supplied: Type-C 5V 2A（Note: Please make sure to use the original Carpuride car charger, otherwise, will affect the FM transmission performance.） 350-degree adjustment: Please be cautious not to make large adjustments to avoid causing the camera cable to disconnect or become loose. Equip your car with a front and rear dash cam for comprehensive coverage, enhanced safety, and crystal-clear recording of every drive. TF cards are specifically intended for storing camera data only. It's unable to play music, videos, or any other files directly from a TF card on your device. To use this function, you need to download the EveLink app first.The online videos that can be viewed will be different for different IPs in different regions.If you use the AirDrop function, the phone cannot be turned off, and the playback will be paused when the screen is turned off. The car audio touch screen supports car BT sound by Carplay or A-Auto; does not support TF sound transmission to car speakers. The light-sensing design can automatically adjust the screen brightness according to the ambient brightness, protect your eyes, and drive more safely. You can set a custom range from 0% to 100% to limit automatic brightness Adjustment. NOTE: Rear camera is optional, If you need a rear camera, please purchase an SKU 904+backup camera. NOTE: Rear camera is optional, If you need a rear camera, please purchase an SKU 904+backup camera.