HDMI, stands for High Definition Multimedia Interface, 2002 April Hitachi, Panasonic, Philips, Sony, Thomson, Toshiba and Silicon Image, a coalition of seven companies become HDMI organization. HDMI can transmit high-quality uncompressed high-definition video and multi-channel audio data, the maximum data transfer rate is 5Gbps. Meanwhile without D / A or A / D conversion before transmission, it can guarantee the highest quality audio and video signal transmission.

Feature

HDMI not only meet the highest quality HDMI 1080P resolution, also supports DVD Audio as the most advanced digital audio formats, support for eight-channel 96kHz or 192kHz digital audio transmission, and only one HDMI cable, without the digital audio connection . Meanwhile the extra space of HDMI standard can be used in upgrated audio and video formats in future. Sufficient to meet a 1080p video and an 8-channel audio signals. And because a 1080p video and an 8-channel audio signal needs less than 4GB / s, so there is a great margin of HDMI. This allows it to be connected with a cable DVD player, receiver and PRR. Also HDMI supports EDID, DDC2B, so it has the feature of "plug and play" , the signal source and display devices will automatically "consultation", automatically selects the most appropriate video / audio formats.

Compared with DVI, HDMI interface is smaller, and can transmit audio and video signals simultaneously. DVI cable length can not exceed 8 meters, otherwise it will affect the video quality, but HDMI can transmit as far as 15 meters. As long as an HDMI cable, you can replace up to 13 analog transmission lines, the problem of the tangled mess behind the home entertainment system can be solved efficiently . HDMI Splitter is a control device which distribute HD signal to multiple display divices or projection display system.

Function

1, using the standard rack-mount design, installation more convenient;

2, a signal buffering, amplification;

3, can be connected in series by the method of long distance transmission of over 15 meters (extended);

4, improved the number of HDMI output port by stacking;

5, supports 720i, 720p, 1080i, 1080p resolution;

6, support HDCP devices, support high-definition video, high-quality, clear, up to 1080p HDTV resolution;

7, fully supports HDMI1.3/1.4 protocol.