780是QD手持式高清信号源，支持HDMI，VGA，YPbPr等接口，能进行HDCP，CEC，EDID测试，最新780，支持杜比，DTS音频输出，能输出3D图片，能进项HDMI信号分析

HDMI 1.3 video/audio output (source emulation).

HDMI 1.3 video/audio input (sink emulation).

Analog video output (RGB and YUV).

Multichannel Digital Audio Output (HDMI, SPDIF, TOSLink).

Source, Sink and Repeater confidence testing.

LPCM, compressed and lossless compressed
(high bit rate) audio (Dolby, DTS).

View source device video on LCD touch panel.

Store custom images as .bmp files.

Provides image scrolling for testing motion artifacts.

Pixel Error Link Test for cables, repeaters and extenders (Optional).