MiraScreen Q5+R1 4K Smart Wireless Assistance System 1. Free to install the driver, no need to connect to the Internet, plug and play, the meeting is more efficient 2. Dual mode, more flexible meeting: projection mode, extended mode 3. One-click disconnectreconnect 4. Support multiple transmitter connections, one-key switch signal, no mutual interference, flexible and fast 5. Support 4K HD picture quality, simultaneous audio and video transmission 6. The mobile phone is on the same screen, wireless connection, no complicated operation is required, the mobile phone can easily connect to the big screen through the wireless signal 7. High-gain dual antennas, stronger signal, support 2.4G+5G transmission at the same time, high-speed stability without frame drop 8. Support VGAHDMI dual interface to connect projectorsmonitorsTVs and other large-screen devices to meet the needs of different users 9. Power supply: 5V2A 10. Material: aluminum alloy + ABS