Features: 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 1080P60HZ, 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. specification:Item Type: High-Definition Multimedia Interface Switch Material: ABS+PVC Color: Black Input Port: 3 x High-Definition Multimedia Interface Output Port: 1 x High-Definition Multimedia Interface Input Video Signal: 0.5-1.0 volts p-p Input DDC Signal: 5 volts p-p (TTL) Maximum Range of Single Connection Signal: 1920X1200, 1080P Output Video Signal: High-Definition Multimedia Interface 1.3b+HDCP1.0/1.1 Field: 50/60Hz Video Amplification Bandwidth: 2.5GPBS /250MHz Maximum Length of Input High-Definition Multimedia Interface Cable: Approx. 15m / 49.2ft Maximum Length of Output High-Definition Multimedia Interface Cable: Approx. 15m / 49.2ft Supported Resolutions: (50/60HZ): 480i,576i,1080i (50/60HZ): 480p,576p,720p,1080p PackageList: 1 x High-Definition Multimedia Interface Switch 1 x Manual