Features 1.HD PICTURE QUALITY: Wireless display adapter has real 4K HD picture quality, fine as real, let you enjoy a clearer visual experience. 2.FAST SAME SCREEN: Wireless display adapter external antenna to enhance the signal, support 2.4G network, easy to realize fast same screen. 3.HORIZONTAL AND VERTICAL SCREEN SWITCHING: 4K wireless display adapter supports horizontal and vertical screen switching to meet the needs of different scenarios. 4.INTELLIGENT CHIP: 4K wireless display adapter has a built?in professional intelligent screen casting chip, which is highly efficient and stable, and has powerful video and sound playback capabilities. 5.HIGHLY COMPATIBLE: 4K wireless display adapter widely supports multiple platforms, including cell phones, tablets, laptops, etc., easily realize cross platform same screen. specificationItem Type: Wireless Display Adapter Material: ABS Model: G59 Resolution: Maximum Support 4K Frequency Band: 2.4G Interface: HD Multimedia Interface, Micro USB PackageList 1 x WirelessDisplayAdapter 1 x Charging Cable 1 x Instruction Manual