Features: 1) Linear transmission distance: 50-100m  2) Transmission signal: audio, video  3) Reception sensitivity: +18dB  4) One of the world's smallest wireless security cameras 5) Pinhole type with color camera and audio reception 6) Bundled with A/V receiver 1.2GHz 7) For indoor use 8) Bestselling gadget Specifications: 1) Size: only 20 x 20 x 14mm  2) Video camera parts: 1/3 CMOS, 1/4 image sensors  3) System: PAL/CCIR NTSC/EIA  4) Effective pixel: PAL: 628 x 582, NTSC: 510 x 492  5) Image area: PAL: 5.78 x 4.19mm, NTSC: 4.69 x 3.45mm  6) Horizontal definition: 380 Lines  7) Scanning frequency: PAL/CCIR: 50Hz, NTSC/EIA: 60Hz  8) Minimum illumination: 3LUX  9) Sensitivity: +18dB-AGL on-off  10) Electrical level output: 50mW  11) Frequency output: 1.2GHz  12) Transmission signal: audio, video  13) Linear transmission distance: 50-100m  14) Voltage: DC+9V  15) Current: 300mA  16) Power dissipation: 640mW  17) Wireless audio/video receiver  18) Receiving method: electronic frequency modulation  19) Reception sensitivity: +18dB  20) Receiving frequency: 1.2GHz  21) Receiving signal: audio, video  22) Voltage: DC+12V  23) Current: 500mA Search chinavasion.com for item code: CVAJM-212AS