Dahua Access Control Extension Module
Code : DA-DH-VI020
- Max 5000 card storage, Able to Add & Delete Cards
- Lock NO/NC, Button, Door sensor
- Connects to VTO using RS485; enable connection of second lock device
SKU: DA-DH-VI020
Category: Video Intercom
Related products
Video Intercom
Code : DA-DH-VI013
- Surface Mount Box for VTO2202F
- Material:AL5052 t=2.0mm
- Dimensions: 129.0mm x 95.0mm x 28.5mm (5.08" x 3.74" x 1.12")
Video Intercom
Code : DA-DH-VI018
- SIP2.0
- 10" Capacitive Touch Screen 1024x600
- Desktop design, easy to operate, no need to install, adjustable bracket angle range 0??45?.
- IPC Surveillance 4*720P channels
- Supports four split screen, multi-channel monitoring at the same time
- Supports two audio output modes: handsfree and handset.
- SD card slot (max 64GB), 2 x USB, GE, DC12V 2A
- Supports HDMI output; resolution 1024x600


Video Intercom
Code : DA-DH-VI005
- 7" TFT Capacitive touch screen, 1024x600 (SIP1.0/2.0)
- IPC surveillance
- 6ch wired alarm integration, 6ch wireless alarm integration (433MHZ)
- Micro SD card optional, max 32GB
- Record & Snapshot (SD card needed)
- Alarm 6/1, RS485, TCP/IP 100Mbps
- 12VDC; PoE (802.3af)
- IEEE802.11b/g/n
- Built-in camera
- Dimensions: 215mm x 140mm x 21.0mm
- Surface Mounted


Video Intercom
Code : DA-DH-VI019
- SIP1.0
- Standard SIP protocol
- Management of SIP clients such as indoor monitor and SIP telephone
- System Capacity: 250 devices
- Surface mounted
- Embedded Linux System
- Standard SIP Protocol
Video Intercom
Code : DA-DH-VI004
- 7" TFT Capacitive touch screen, 1024 x 600
- IPC surveillance
- Alarm integration
- Alarm 6/1, TCP/IP 100Mbps
- Surface / Desktop mounted
- PoE powered
- Comes with 8GB memory, supports Micro SD up to 32GB
- High performance & Cost-effective
- Dimensions: 222mm?120mm?22.0mm


Video Intercom
Code : DA-DH-VI001
- Indoor Monitor - 7" TFT Display (800x480)
- Door Station (1.3MP CMOS, DWDR, Auto IR, Rain Cover, IP66)
- Powered by 12V2A through indoor monitor (adaptor included)
- Easy installation using only 4-wires
- Video intercom function: Unlock, voice call, video call, volume adjustment
- Quantity of video intercom: 2 door stations + 3 indoor monitors
- Multiple bell sounds


Video Intercom
Code : DA-DH-VI021
- Supports 10-level cascade through the 2-wire port
- Supports connecting to 20 indoor monitors and 2 door stations
- Supports connecting through RJ45 port
- Powered by 48VDC 1A-3A (power supply not included)
Video Intercom
Code : DA-DH-VI012
- Flush Mount Box for VTO2202F
- Material: ADC12
- Dimensions(Front) : 128.9mm x 162.9mm x 34.5mm(5.08" x 6.42" x 1.36")
- Dimensions(rear) : 123.0mm x 157.0mm x 35.0mm (4.84" x 6.18" x 1.38")
- Wall Opening Dimensions: >113.0mm x 149.0mm x 35.0mm (4.45" x 5.87" x 1.38") , <123.0mm x 157.0mm x 35.0mm (4.84" x 6.18" x 1.38")










