1. High-fidelity design, , electronic noise reduction, stable sound, true sound quality without distortion, wide dynamic range, reducing distortion rate can create a wide and deep sound field, fine and accurate sound quality 2. The signal and audio are separated synchronously, and the picture transmission is stable without delay, ensuring that the picture and audio are synchronously presented. Refined anti-resistance chips are used to restore the real timbre 3. Two-channel 3D stereo surround 1 audio (SPDF) output + 3.5mm analog audio output Model: CH2H-A4 Type: Switch/Splitter Resolution: 4k 30hz Line length: within 5 meters (meters) : signal audio and video separation Pixel bandwidth 225MHz, all digital Interface bandwidth total bandwidth 10.Gbps The maximum supported resolution is 38402160@30Hz Interface interface It is recommended that the maximum input and output distance of is less than 5 meters, at 19201080@60H, interface SPDF optical fiber, 3.5mm stereo audio socket Signal Type Digital/Analog Signal The maximum power consumption of the power supply is MAX 1w Temperature Working temperature: 5C +70C Temperature Working Humidity: 5%~90% Voltage: DC5V Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Colour:black Material:plastic Size: 51 x 51 x 21mm Package Contents: 1 x Host 1 x Plug 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.