APPEARANCEExternal AppearanceFEATURESApplication 2.4G Wireless surveillance camera, simple connection, no running cables, no internet or network setup requiredWireless Hopping Technology ensures signal reliability, no interference, Clear Audio and Video Reception.Display 4 Cameras at the same time; keep an eye on four locations.Remote surveillance view over the internetBuilt-in Microphone enables clear audio transmission.Simultaneous transmission for both video and audio, Zero Interference, Sharper and crisp image and accurate color.Fast and easy set-up and Installation, Plug and play, Delicate Design, Small and Light-weight for carrying everywhereBuilt-in Lithium battery, long-time standby mode over 1 hour after fully charged.Long Distance Reliable wireless transmission ensures the distance of up to 800 meters (Straight line of sight).SPECIFICATIONTechnical specifications Handheld Wireless AV Receiver SpecificationFrequency : ISM 2400~2483MHz hoppingTransmission Power : 100mW(20dBm)Modulation Mode : GFSKDisplay Element : 2.8 inch Color TFT LCDResolution : 10~16 frames at 320*240(QVGA)/262K/0.153 dot pitchBattery : Built in 500mA Li-ion batteryOperation period : 1 hourInput Voltage : B Type Mini USB 5Vdc 1AMicro-SD : Support 8GDimension : 117mm(L)*79mm(W)*9.6mm(H)Weight : 62g (include the battery and antenna)Operating Temperature : 0℃~+50℃Memorizing Temperature : -10℃~+60℃Certification : NCCCamera SpecificationFrequency:ISM 2400~2483MHz hoppingTransmission Power : 100mW(20dBm)Modulation Mode : GFSKImage Sensor : 1/4" OmnVision CMOSEffective pixels : 320*240(QVGA)Battery:Built in 450mA Li-ion batteryOperation period : 1 hourIllumination:white LEDPower supply:B Type Mini USB 5Vdc 1ADimension : 68.6mm(L)*34mm(W)*16.9mm(H)Weight : 40.2g (include the battery and antenna)Operating Temperature : 0℃~+50℃Memorizing Temperature : -10℃~+60℃Certification : NCCRF SpecificationFrequency:ISM 2400~2483MHz hoppingTransmission Power:100mW (20dBm)Modulation Mode:GFSKAdvantages of wireless remote monitoringLow initial cost, wireless, simple installation, easy maintenance, and strong expansion capability.Connecting for usage right away, and adding wireless remote monitoring *** network that you already have. Do not require purchasing new network or other equipment.Low maintaining fee. The network provider will be in charge of the maintaining of wireless remote monitoring. The front-end connects for usage right away and does not need maintaining system.Sending instant information from different places through wireless communication to wireless remote monitoring and it will set visual data automatically for retrieval in the future.Camera connects with wireless video transmitter and sending information signal to monitoring center through radio waves