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TOP-D3004AHD-H
4CH 720P&960H AHD DVR
Sensor&Alarm N/A;Audio 4/1
realtime;1pcs 6TB HDD
Specification
Model TOP-D3004AHD-H
Video Compression  H.264
Video System  NTSC/PAL
Operation System  Linux(embedded)
Video-input /output  4CH inputs / VGA and HDMI output
Audio input /output  4CH inputs /1CH output(RCA)
Display  resolution PAL:1280*720P or 960*576/ NTSC:1280*720P or 960*480
feature single/ Quad/S.E.Q.
Record  resolution PAL:1280*720P or 960*576 / NTSC:1280*720P or 960*480
speed PAL:25fps(each ch) /  NTSC: 30fps(each ch)   
Recording Mode Continuous/Manual/Motion detect
Playback Channel 1/4CH, or Via CMS, Mobile for 1ch playback, laptop for 1/4Ch playback
Local DVR: 1~4ch
PC/MAC: 1~4ch 
Smart Phones: 1ch (using app)
Playback speed PAL:25fps(each ch) / NTSC: 30fps(each ch) 
Sensor & Alarm I/O 4 inputs /1 output 
Network Type Lan, DHCP, and DDNS
E-mail Notifications Yes, Support
HDD interface 1SATA HDDs, up to 6TB
Multiplex Operation live display, record, playback, backup and network
USB  2xUSB(for mouse and backup/upgrade)
PTZ Control Yes
Mobile Surveillance Support Mobile Phones based on iPhone and Android operation system
VGA 800*600,1024*768,1280*1024,1440*900,1920*1080
HDMI 1080P
IR Extender Port no
CLOUD Optional
P2P  Optional
Power Supply DC 12V/2A
Dimension(wxDxH) 300X227X53mm