1. Input: 4 * HDMI 
2. Output: 1 * HDMI 
3. 1920 * 1080P @ 60HZ 
4. compatible with 720P 
5. Input resolution support 1080P / 1080i / 720P / 720i / 576P / 576i / 480P / 480i etc. 
6. HDCP 1.2 Version 
7. The highest sampling rate is 48Hz. 24bit 
8. Supports full-screen mode, picture-picture mode, two-average screen mode, and four-average screen mode. 
9. Supports HDMI interface. Hot plug-in support, power-off, restart memory function, 
10. standard DC5V ± 5% / 2A 
11. Power adapter product size: L164.5 * W69 * H19.5 (mm)