Functions:
1) Back lit display for night time visibility
2) Can intercom with the indoor unit, and indoor unit can unlock
outdoor unit
3) Press the room number key on the outdoor unit to call the indoor
unit, easy to operate
4) The door set is equipped with infrared diodes to ensure clear
pictures in the night

Components:
1) Straight-way outdoor unit
2) Straight-way indoor unit
3) Power

Specifications:
Straight-way outdoor unit
1) Communication time limit: 75 seconds
2) Power: DC 12 V  10%
3) Power consumption: static state ≤100mA
4) Dynamic state ≤300mA
5) Working Temperature: -40  70oC
6) Size: 360 x 165 x 50mm (aluminum type I), 342 x 140 x 62mm (aluminum
type II), 140 x 246 x 64mm (aluminum type III)
7) Installation method: embedded in a wall or an iron door

Indoor unit: JB-2200V
1) Distortion: <5%
2) Humidity: 45 - 95%
3) Power: DC 12V
4) Temperature: -40  55oC
5) Communication time limit: 75 seconds
6) Size: 225 x 195 x 75mm (V-2 type), 225 x 185 x 75mm (V-3 type),
230 x 210 x 55mm (V-4 type)
7) Installation method: hanging type