- 4 inch B/W CRT or color TFT screen
- Handfree model
- Built-in power supply optional(SMPS)
- Up to 5 monitors connected directly
- Up to 4 outdoor stations(including CCTV Camera) via MDS switcher
- 15 chord melodies for choosing
- MOQ: 300
VT686
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| Item | Specification |
| Display screen | 4 inch color TFT or B/W CRT |
| Resolution | >=300TV lines |
| Video signal | 75 ohm 1Vp-p(CCIR OR NTSC) |
| Power voltage | DC 16V-18V or AC 100-240V supplied by SMPS |
| Power consumption | Standby state 0.5W; working state 12.3W |
| Wiring | 4 wires in polarity |
| Dimension | 226X191X50mm |
| Weight | 1.44 kg |