Product name: High-definition wireless transmission system Product model: Q50 Transmitter interface: Type-C/HDMI Receiver interface: Type-C/HDMI. Button: Reset button + pairing Power supply: 5V/2A. Resolution: 1080P/60Hz. Casing material: ABS. Size: 70x26x11.5mm. Point-to-point dual mode, wireless smart projection. 1080P high-definition same screen, audio and video synchronization Support 1080P high-definition resolution, achieve high-definition same screen without jagged edges, discoloration, or flickering, clear words, and high-fidelity picture details Double the efficiency of conference projection Through mirror projection, files, PPTs or pictures on the laptop can be directly synchronized to the projection screen or conference tablet for viewing Wiring-free breaks the "wire" system, 50 meters long-distance transmission No wiring is required, easily achieve 50 meters ultra-long-distance stable transmission, large conference halls and lecture halls can also be easily controlled Projection + extension mode, multiple connection options In projection mode, the small screen of the notebook becomes a large screen, showing the same picture with clearer details In extension mode, the small screen and the large screen display different pictures, and office/entertainment do not interfere with each other Highly compatible, adaptable to more devices Signals of devices such as laptops/desktop computers can be wirelessly transmitted to Large-screen devices such as TVs and projectors Color: Black Material: ABS Package Contents: 1 * transmitter 1 * receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.