Speciļ¬cations Camera Frequency Channel A/V mod/demod. method Antenna Image Sensor Lens Dimensions Weight Power Operating temperature Monitor Frequency Channel A/V mod/demod. method Antenna Display Display colors Dimensions Weight Power Operating temperature 2.4 GHz 4 selectable channels FM Built-in omni-deirectional antenna CMOS image sensor f 6.0mm, F 2.0 9.1(W) x 11.1(H) x 7.1(D) cm (3.6 x 4.4 x 2.8 inches) 140g (4.