LCD screen
*Display Size ：10.1inch
*Resolution ：1024(H)×600(V)  
*Luminance ：250cd/㎡


NVR & Camera
*Signal transmission： Support Wireless/ wired
*Frequency Range： 2.4G WiFi
*Cameras Supported： 4 channels
*Connection mode： Repeater (Optional)


Wireless DoorBell (Optional)
*Power supply： Self - generating
*Frequency Range： 433MHz/315MHz
*Ring： 25 polyphonic ringtones


System 
*Main processor： Hi3520D
*Operating System： Embedded Linux
*System resources： Simultaneous multi-channel real-time recording, playback
*network operation, USB backup


Interface 
*Operator interface: graphic menu operation interface, support mouse operation
*Preview:  1/4 Screen


Video 
*Video input (CAM): 4*960P，4*720P
*Video compression: H.264
*Recording resolution: D1/960H/720P/960P/1080P
*Playback quality: 1080P/720P
*Motion detection: Support(depend on camera)


Audio 
*Audio compression: G.711A
*Voice monitoring: Optional


Record & playback 
*Recording mode: Manual>Alarm>Dynamic Detection>Timing
*Local payback: 4*720P
*Search mode: Search by Time/Calendar/Event/Channel


Storage & Backup 
*Space occupation Video：CIF 4~5G/day*channel， D1 8~10G/day*channel
960H 12G~20G/day*channe
720P 20~30G/day*channel； 1080P ~40G/day*channel
Audio：691.2M/day*channe
*Record storage: HDD 、Network
*Backup mode: Network backup, USB hard disk


External interface
*Antenna: Built-in
*Network interface: 1*RJ45 10M/100M, self-adaption
*USB interface: 1*USB2.0 ports
*HDD: 2.5" HDD 

*Optional：500GB/1TB/2TB/3TB/4TB 1 SATA(Up to 4TB for each disk)


General 
*ONVIF: Support
*Network protocol: support DHCP, FTP, DNS, DDNS,NTP, UPNP, EMAILIP searches, AlarmCenter, etc.
*Power supply: DC 12V/2A
*Power Consumption: ≤ 15W (Including HDD)
*Work environment: Temperature:-5℃-＋55℃, Humidity:10%－90%RHAtm:86kpa－106kp
*Dimension: 288mm(W)*252mm(H)（with stand）
*Weight: ≤1kg （with HDD/Without packaging