2pcs GV1480 V8.3 can support 32CH Realtime.

Products Name:GV-1480 16CH Realtime DVR Card

Model:GV1480 V8.3

2pcs GV1480 V8.3 can support 32CH Realtime.

Specifications
Input Type: D-Type: DB15 x 2 (for video); DB9 x 2 (extension card for audio)
Video Input(s): 16 Cams
Audio Input(s): 16 Channels
TV Output: RCA Connector x 1
Recording Rate: At 320 X 240 Resolution, 480 fps (NTSC), 400 fps (PAL)
Display Rate: 480 fps (NTSC), 400 fps (PAL)
Video Resolution - NTSC/PAL Full D1, Half D1, CIF
Compression Format: Geo MPEG4, Geo MPEG4 (ASP), Geo H264, Geo H264 V2
GV-NET Card Support: Yes
GV-NET/IO Card Support: Yes
GV-Hybrid DVR Card Support: Yes
Dimensions: D-Type: 170 (W) x 95 (H) mm
Installation Guide : D-Type

Note: GV-1480 is currently not compatible with VIA series and ATI series chipset motherboards.

Minimum System Requirements:
OS Supported: Windows 2000 / Windows XP / Windows Server 2003 / Windows Vista
CPU: Pentium 4-3.0GHz with Hyper-threading or above
RAM: 2 x 512 MB dual channel
HDD: 250 GB or above (recommended)
VGA: ATI Radeon 9550 or above
NVIDIA: 6200 or above
DirectX: 9.0 or above