RECEIVER:
> Antenna: 50 ohm SMA
> Receiving Sensitivity: ≤-85dBm
> Intermediate Frequency: 480MHz
> channel: four channel 2.414 G, 2.450 G, 243.2G, 2.468 G.
> input: wireless webcam, or 1 road audio input.
> output: video output by 1, or 4 road via USB 2.0 video output.
> display rate: 25 FPS (PAL), 30fps (NTSC).
> recording rate: 25 FPS (PAL), 30fps (NTSC).
> compressed format: MPEG4.
>Video quality 704x576, 352x288 (PAL),
               640x480, 320x240 (NTSC).
>Storage record:  HDD, U disk, ZIP, cd-r/W.
> recording mode: mobile/infrared/appointment time/menu.
> network protocol: TCP/IP.
> I/O Device: 4 and high/low input.
> Consumption Current:  mA(Max.)
> Power Supply: DC 7.5V
> Dimensions(W×D×H): 110x75x25  mm
> Weight:  114.5 g.

CAMERA:
> Frequency: ISM 2,400 - 2,483MHz
> Imaging Sensor: 1/3 inch OMNIVISION Color CMOS
> Horizontal Resolution: 380TV Line
> CMOS Total Pixels: 628 x 582 (PAL) / 510 x 492 (NTSC)
> Validity Pixel:628(H) x 586(V) PAL  510(H) x 492(V)NTSC
> Angular Field of View:45° (f=6mm)
> Minimum Illumination: 0Lux(F1.5)
> BandWidth: 18M
> Scanning Frequency(V)50Hz PAL 60Hz NTSC
> The working current: 120 -130ma
> Power Adapter DC 12V/500mA
> Dimension105x57x68 mm
> Weight180g