GV-Tower NVR System*


The GV-Tower NVR System comes with 4 hot swap drive bays for the storage up to 12 TB. This system has two CPU options: i3 and i5. The Intel Core i3 processor is based on Sandy Bridge architecture, while the Intel Core i5 processor is based on Ivy Bridge architecture. It features the latest upgraded NVR system and 64-bit Microsoft Windows 7. GV-Tower NVR System supports up to 32 channels of GV-IP devices or third-party IP devices (license required). You can also bring the surveillance on the HDTV with a HDMI cable. It is a towering, affordable, and efficient NVR system that you have ever seen.
System
CPU Intel Core i3 Processor
Intel Core i5 Processor (optional)
RAM 4 GB Dual Channels
No. of HDD 4 (3.5” HDD)
Internal Storage 16 GB (DOM)
32 GB (DOM) bundled with i5 Processor
OS 64-bit Windows Embedded Standard 7
DirectX 11
Power 120 W, 100-230 V, 47-63 Hz
Connector Ethernet RJ-45, 10 / 100 / 1000 Mbps x 2
Video Output VGA and HDMI
USB 2.0 Rear: 6 ports
Fan 7 cm (3 1/8") 2 units
Environment
Operating Temp. 0 ~ 45 °C / 32 ~ 113 °F
Humidity 0 ~ 80% RH (non-condensing)
Physical
Color Black
Dimensions (W x H x D) 260 x 140 x 260 mm / 10.24 x 5.51 x 10.24 in
Net Weight 6.3 kg / 13.8 lb (± 1 kg / 2.2 lb)
Sensor and Alarm (Optional)
GV-IO Box 4 Ports 4 inputs, 4 outputs
GV-IO Box 8 Ports 8 inputs, 8 outputs
GV-IO Box 16 Ports 16 inputs, 16 outputs

Software
Video and Audio
Model GV-Tower NVR (GV) GV-Tower NVR (3rd Party)
Video Input 32 channels 1, 2, 4, 6, 8, 10, 12, 16, 18, 20, 22, 24, 26, 28, 30, 32 channels
Audio Input 32 channels 1, 2, 4, 6, 8, 10, 12, 16, 18, 20, 22, 24, 26, 28, 30, 32 channels
Note: It is required to enable the dual-stream function on GeoVision and third-party IP cameras to have the maximum number of channels supported. For single streaming third-party IP cameras, please see "Total Frame Rate and Max. No. of Channels Supported" below.
Live View and Playback
Image Control Contrast / Brightness / Saturation / Hue
Recording Mode Round the Clock / Motion Detection / Sensor Detection / Pre & Post Recording / Schedule Recording
Pre Recording 1~ 45 min.
Instant Playback 10 sec. / 30 sec. / 1 min. / 5 min.
Watermark Supported
Search and Backup
Search Method Date / Time / Camera / Event Type
Backup Type DVD+R (DL) / DVD-R (DL) / DVD+R / DVD+RW / DVD-R / DVD-RW / CD-R / CD-RW
Note: For backup function, you need to connect an external USB DVD/CD burner.
Remote Monitoring
Monitoring Environment Web browser (IE, Chrome, Firefox and Safari) 
Mobile device (Android Smartphone and tablet; iPad, iPhone and iPod Touch)
Live View Max. 32–channel multi views (Up to 200 channels connection to GV-Tower System)
Network Type LAN, WAN, Internet
System Monitoring and Recovery
Power Restoration Automatic restart after power outage
Monitoring Two independent Watchdogs
(Hardware Watchdog + Software Watchdog)
Recovery Automatic system rebuild from internal hard disk.
Language
Type Arabic / Bulgarian / Czech / Danish / Dutch / English / Finnish / French / German / Greek / Hebrew / Hungarian / Italian / Japanese / Lithuanian / Norwegian / Polish / Portuguese / Romanian / Russian / Serbian / Simplified Chinese / Slovakian / Slovenian / Spanish / Swedish / Thai / Traditional Chinese / Turkish
Software License
Free License 32 channels from GV-IP devices
Maximum License 32 channels from third-party IP devices
Increment for Each License 1 to 32 third-party IP cameras at an increment of 2
Optional Combinations N/A
Dongle Type Internal or external
Note
1. The Maximum License is a paid service.
2. All specifications are subject to change without notice.

Total Frame Rate and Max. No. of Channels Supported
For GV-IP Camera (Dual Streams)
Video Resolution Dual Streams Intel Core i3 / i5
Stream 1 (H.264) Stream 2 (H.264) Total FPS Full-Frame Channels
D1 704 x 480 352 x 240 960 fps 32 ch
1.3 MP 1280 x 1024 320 x 256 960 fps 32 ch
2 MP 1920 x 1080 448 x 252 960 fps 32 ch
3 MP 2048 x 1536 320 x 240 640 fps 32 ch
5 MP 2560 x 1920 320 x 240 320 fps 32 ch
For GV-Fisheyes Camera (De-warping)
Video Resolution Single Stream (H.264) Intel Core i3 Intel Core i5
Total FPS Full-Frame Channels Total FPS Full-Frame Channels
1.3 MP 1280 x 1024 120 fps 8 ch 180 fps 12 ch
2 MP 1440 x 1376 105 fps 7 ch 120 fps 8 ch
4 MP 2048 x 1944 45 fps 3 ch 60 fps 4 ch
5 MP 2560 x 1920 30 fps 3 ch 40 fps 4 ch
For Third-Party IP Camera (Single Stream GPU Decode)
Video Resolution Single Stream (H.264) Intel Core i3 Intel Core i5
Total FPS Full-Frame Channels Total FPS Full-Frame Channels
VGA 640 x 480 960 fps 32 ch 960 fps 32 ch
1 MP 1280 x 720 570 fps 19 ch 960 fps 32 ch
1.3 MP 1280 x 1024 570 fps 19 ch 960 fps 32 ch
2 MP 1920 x 1080 390 fps 13 ch 780 fps 26 ch
3 MP 2048 x 1536 Not supported 540 fps 27 ch
4 MP 2048 x 1944 405 fps 27 ch
5 MP 2560 x 1920 300 fps 30 ch
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