Professional 16 Channel H.264 DVR. iPhone, Andriod and VGA support, Real Time Video/Audio Recording, Playback and Network capability. Built In Motion Detection Recording Function with Sensitivity Adjustment.  PTZ Control. Support Phones with Windows CE Mobile, Symbian S60 3rd Edition OS, Andriod, and Apple iPhone. VGA support PTZ Protocol: PELCO-P, PELCO-D, Samsung, Panasonic (Model dependent) Built-in motion detection recording function with sensitivity adjustment Manual/schedule/Motion Detection Recording Modes Time & date search easy access Live monitoring through internet from anywhere IP or DDNS, LAN or IE browsing Easy navigation *No HDD Installed   Download Manual Download Software  DVR Specifications Model GW2556SV Video Format PAL/NSTC Video Format H.264 Baseline Compression Video Input/Output 16 BNC Input / 1 VGA Output  1 Main Output 1 Call Output Audio Format G.726 8Kx16bit ADPCM Mono Audio Input 16 RCA Input / 1 Output Alarm Type Motion detection, Sensor Input, Relay Output , Video Lost Sensor In/Out 16CH Input / 4CH Output Display Frame Rate Each Channel PAL：25 FPS, NTSC：30 FPS Playback Resolution NTSC: 30fps/CIF, 15fps/Half D1, 7.5fps/D1 PAL: 25fps/CIF, 12.5fps/Half D1, 6.25fps/D1 Record Frame Rate NTSC：480 FPS @ CIF, 240FPS@Half D1, 120FPS@D1 PAL: 400FPS@CIF, 200FPS@Half D1, 100FPS@D1 Record Method Power-on Auto Record, Schedule Record (Manual Record, Motion Detection, Sensor Trigger) Support Privacy Mask HDD Interface SATA Interface support 2000GB Network Protocol TCPIP/ DHCP/DNNS/PPPoE/E-Mail Network Function IE Browser Live Monitor, Configuration, Download Video, Playback, and Mobile Phone Surveillance USB 2.0 Interface Mouse / Potable Mobile HDD/ Flash Drive/ DVD Burner/ Firmware Upgrade Playback Method Normal Play, Fast Forward, Rewind, Single Step Network Interface RJ45 10M/ 100M Ethernet Auto Detect PTZ Protocol PELCO-P ,PELCO-D, Samsung, Panasonic Video Backup MP4, AVI or H.264 Raw Power Adapter DC 12V Adapter Power Consumption 10~15W Temperature 10°C~+40°C Humidity 10%~90% RH Dimensions 315(W) x 224 (D) x 52 (H) mm   Package Includes: GW2556SV DVR Remote Control and mouse DVR User Manual

*Price and Specifications May Change Without Notice

Back Panel:

1. USB connectors
Use these USB ports to connect the mouse and backup devices (flash drive, DVD recorder).

2. Audio Output Connector
1 channel audio output, RCA (2Vp-p, 600Ω)

3. Audio Input Connectors (AUDIO IN 1-16)

4 channel audio input, RCA (2Vp-p, 600Ω)

4. Video Input Connectors (1-16)
4 channel video input, BNC (1Vp-p, 75Ω)

5. Video Output Connector
Video output to display monitor, BNC (1Vp-p, 75Ω)

6. Ethernet Connector
RJ-45 10/100 Base-T Ethernet network

7. VGA Connector (optional)
For connecting VGA/LCD monitor

8. Alarm Input Connectors (ALARM IN 1-4, 5-6 Ground)
For connecting to external sensor device (for 16ch: Alarm in1-8,10-17; 9,18Gronud)
Alarm Output Connectors (ALARM OUT 7-8)
For connecting to external alarm device (for 16ch: alarm out:1+-,2+-,3+-,4+-)
RS-422 / RS-485 Connector
For connecting PTZ camera control ( RS485 :TX+, TX-)

9. Power Switch

10. Power Input Socket
Please choose a correct power according to the introduction pressed on the device)

11. CALL OUT(only for 16CH)

13. Cooling fan
One of the fans is used to cool power source, another is used to cool HDD.

Remote Live:

Remote Playback:

Remote Record Setting:

Mobile Phone Support:

View cameras from iPhone.:

View cameras from Windows Mobile: