Vga analog video+ analog audio signal input. standard hdmi digital signal output; usb port double chipset design, output audio and power charger at the same time. - support vga video input formats: vga, xga, svga, sxga, uga; support hdcp 1.2 version. - hdmi output format: up to 1080/60hz (output and input format sync and frequency sync); vga inout format: 800 x 600/1024 x 768/1280 x 720/1280 x 768/1280 x 800/1280 x 1204/1360 x 768/1600 x 1200/1920 x 1080@ 60 hz 640*480; video output: hdmi signal, support hdmi 1.3b. - simple installation, no need drivers, plug and play. - high-grade aluminu alloy shell. black appearance, simple and nice.