280 video door station

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Features:
1) With English menu display
2) RS 485 BUS
3) LCD display
4) English/Chinese display switchable
5) 2 levels security passwords keep the safety of system
6) All-in-one metal key keeps a long life
7) Multi-color model selectable
8) Phone No. can be coded flexibly
9) Password can be set by users themselves
10) Max. capacity for single bldg: 2032
11) Different E-lock can be controlled
12) Primary and secondary door station can be auxiliary set
Specifications:
1) Work voltage: DC 12V, DC 18V
2) Static current: 250mA
3) Work current: 430mA
4) Unlock current: 5A (max.)
5) Audio distortion: d5%
6) Audio response scope: 550Hz~3.4kHz
7) Audio output power: >100mW
8) Video output power: 1Vp-p75©
9) Work temperature: -20~+50oC
10) Panel size: 350 x 124 x 17mm
11) Aft closure size: 366 x 110 x 60mm

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