The wireless B/W camera and the portable 5.5-inch B/W monitor allows parents to keep an eye on their babies/children even when they are busy taking care of household duties. It's also ideal for video surveillance applications such as security surveillance for home and offices, anti-theft monitoring for small stores, or for patient monitoring. Applications: Baby/Child Monitoring Spy On Your Babysitter Door Entrance Monitoring Record Home Videos/Parties Keep An Eye On Your Pets Monitor Your Guests/Visitors Store/Business Monitoring Monitor Your Driveway/Car Catch Vandals Destroying Your Property What's Included: 5.5" Monitor/Receiver Indoor Infrared Camera 2x AC Power Adapter Instructions Manual Warning Stickers Warranty/Registration Card Monitor Specifications Frequency 2.4 GHz Range 300 feet clear line of sight Antenna Directional circular-polarized antenna Channel 4 selectable channels (+/- 0.003 GHz) Channel 1 = 2.411 GHz Channel 2 = 2.434 GHz Channel 3 = 2.453 GHz Channel 4 = 2.473 GHz A/V mod/demod Method FM Sound Max Output 800mW Hor. Pull-In +200Hz , - 200Hz Hor. Hold +400Hz , - 400Hz Vert. Range 6Hz Linearity V:15% , H:25% Scan Redisplay Rate V:90% , H:90% Resolution at Center V:350 lines, H:300 lines Luminance Max 80cd/m2 Current Consumption 900mA Dimensions 15 x 19 x 17 cm (5.9 x 7.5 x 6.7 inches) Weight 1400g (49.4 ounces) without batteries Power DC 13.5V, 1000mA or 10 C-size batteries Operating Temperature 0 C ~ 40 C (32 F ~ 104 F Camera Specifications Frequency 2.4 GHz Range 300 feet clear line of sight Antenna Directional circular-polarized antenna Channel 4 selectable channels (+/- 0.003 GHz) Channel 1 = 2.411 GHz Channel 2 = 2.434 GHz Channel 3 = 2.453 GHz Channel 4 = 2.473 GHz A/V mod/demod Method FM Infrared LEDs 8 pcs Image Sensor 1/4? CMOS image sensor Effective Pixels EIA: 320 (H) X 240 (V) CCIR: 352 (H) X 288 (V) Lens f 3.6mm, F2.0 S/N Ratio >46dB Microphone Built-in Dimensions 10 x 9 x 15 cm (3.9 x 3.5 x 5.9 inches) Weight 300g (10.6 ounces) Power DC 9V, 300mA or 8 AA-size batteries Operating Temperature 0 C ~ 40 C (32 F ~ 104 F) This product transmits its signal using public air waves. The signal may be intercepted without your consent by a third party.