2.5-Inch portable wireless receiver with audio and video

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Angle: (u/d/l/r) (cr>10): 10 / 30 / 45 / 45degree, battery: built-in 7.4V lithium battery. Specification: image sensor: 1/3 omnivision cmos, definition(dot): 480*234, (u/d/l/r)(cr>10): view angle>(u/d/l/r)(cr>10): 10/30/45/45, middle frequency: 480mhz, sensitivity: -80dbm, tv system: pal/ntsc change automatically, validity pixel: pal: 628*582 / ntsc: 510*492, battery: within 7.4V lithium battery, low voltage to turn off: when lithium battery lower than 6.5V it turns off automatically, horizontal definition: 320 line, visual angel: 40°/54°, the range of adjusted focus: 0.1M, minimum illumination: 3lux/f1.2, Frequency: ch1: 2.414Mhz, ch2: 2.432Mhz, ch3: 2.450Mhz, ch4: 2.468Mhz, transmission power: 20mw, open transmission distance: 100m, power: dc12v/1.5A, power consumation: =3w, work temperature: 0~+60° c, size: 123*72*24mm, weight: 200g.