1、Adopt point-to-point wireless connection mode, long transmission distance, bid farewell to messy cable. 2、Designed with 2 high gain antennas, strong signal, the transmission distance up to 50 meters. 3、The phone projection support up to 4K@30Hz output resolution, restore vivid and detailed image. 4、Support same screen and projection modes, you can choose freely according to your needs. 5、Simple operation, no setting/driver required, plug and play. Features: Adopt point-to-point wireless connection mode, long transmission distance, bid farewell to messy cable. Designed with 2 high gain antennas, strong signal, the transmission distance up to 50 meters. The phone projection support up to 4K@30Hz output resolution, restore vivid and detailed image. Support same screen and projection modes, you can choose freely according to your needs. Simple operation, no setting/driver required, plug and play. One-key to disconnect/reconnect to protect privacy, convenient to use. HD+VGA interfaces, compatible with projector/laptop/desktop computer/AIO computer, to meet different needs. Specification: Brand: Measy Color: Black Model: A20W Material: ABS HD resolution: Mobile phone projection: 4K@30Hz Computer projection: 1080P/60Hz(backward compatible) VGA resolution: 1080P/60Hz(backward compatible) Transmission distance: Point-to-point mode 50 meters(barrier-free) Power supply interface: Type-C Transmitter size: 17.5 * 5.9 * 1.2cm /6.89 * 2.32 * 0.47in Receiver size: 13.5 * 8.3 * 2.4cm /5.31 * 3.27 * 0.94in Packing list: 1 * Transmitter 1 * Receiver 1 * HD cable 2 * USB-C power cable 1 * User manual 1 * Transmitter 1 * Receiver 1 * HD cable 2 * USB-C power cable 1 * User manual