Functions:1) One outdoor unit can connect with 1 to 6 indoor units2) Can monitor outdoor unit area from indoor unit3) The door set is equipped with infrared diodes to ensure clearpictures in the night

Features:1) With DTMF network, the alarm information can be sent to the normal phone, or to the alarm management center2) It has 4-zone wire armed areas, and each of the armed areas has DC 12V power t

Features:1) Card Type: contact less ID card2) Capacity: 16 pieces (according to the need)3) Reading Distance: 3 - 6 mm4) Voltage: DC 12V supplied by the alarm host

Functions: 1) The outdoor unit can call the indoor unit, and the indoor unit can unlock the outdoor by remote control2) Each apartment has its own password to unlock the outdoor3) The outdoor unit can

Functions:1) The outdoor unit can call the indoor unit, and the indoor unitcan unlock the outdoor by remote control2) Each apartment has its own password to unlock the outdoor3) The outdoor unit can b

Functions:1) Communicate between the outdoor unit and the indoor unit2) Unlocks with password3) Connected to management machine by the online host unit 4) Can be mated with the coding intercom system

Features:1) Screen: 4-inch flat CRT (B/W)2) Type: TKS-401A (Sony monitor)3) Rating voltage: 12V DC +/- 10%4) Current:5) Video frequency signal: 0.7-1.4 Vp-p / 7.5-ohm6) Working temperature: -20 –

Functions: 1) Can watch and talk with a visitor through the screen of the indoor unit and unlock the outdoor2) Can call the management machine by pressing "Alarm" key on the indoor unit 3) T

Functions:1) Can watch and talk with a visitor through the screen of the indoorunit and unlock the outdoor2) Can call the management machine by pressing "Alarm" key on theindoor unit3) The u