| Display Parameters | ||
|---|---|---|
| Display Screen: | 7-Inch Colorful TFT LCD | |
| Display Resolution: | 800 × 480 | |
| Operation Method: | Physical Button | |
| Audio Parameters | ||
|---|---|---|
| Audio Input: | Built-in Omnidirectional Microphone | |
| Audio Output: | Built-in Loudspeaker | |
| Audio Quality: | Noise Suppression and Echo Cancellation | |
| Device Interfaces | ||
|---|---|---|
| Four-wire Interface: | 4 Four-Wire Interfaces (1-ch Video Input, 1-ch Audio Input/Output, 1-ch Power Supply, 1-ch Grounding in 1 Four-Wire Interface) |
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