1,Supports uncompressed audio, such as LPCM, and compressed audio, such as DTS Digital and Dolby Digital. 2,The input signal source can be switched by the key, and the current signal source can be identified by the LED indicator light. 3,More convenient to use, 3 in 1 out interface design, having stable and excellent working performance. 4,The output signal up to 1080P 60HZ, the video signal is more stable and have better picture quality. 5,Compatible with a lower resolution and a wider range of applications, plug and play without driver needed. Item Type: High-Definition Multimedia Interface SwitchMaterial: ABSandPVCColor: BlackInput Port: 3 x High-Definition Multimedia InterfaceOutput Port: 1 x High-Definition Multimedia InterfaceInput Video Signal: 0.5- 1.0 volts p-pInput DDC Signal: 5 volts p-p (TTL)Maximum Range of Single Connection Signal: 1920X1200, 1080POutput Video Signal: High-Definition Multimedia Interface 1.3bandHDCP 1.0 or 1.1Field: 50 or 60HzVideo Amplification Bandwidth: 2.5GPBS or 250MHzMaximum Length of Input High-Definition Multimedia Interface Cable: Approx. 15m or 49.2ftMaximum Length of Output High-Definition Multimedia Interface Cable: Approx. 15m or 49.2ftSupported Resolutions: (50 or 60HZ): 480i,576i,1080i(50 or 60HZ): 480p,576p,720p,1080p Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.