Description Hassle-Free Portable Monitoring Two way(talk back) Temperature monitoring Built-in lullabies in the camera Automatic night vision Secure, interference free, long range digital signal High contrast 3.2 inch color LCD monitor Multiple languages support(English/French/Spanish/Portuguese/Italian/German/Russian) Built-in lullabies may help the parent comfort the baby fall into asleep. Know your baby`s room temperature all the day long without worries! Two way audio between the camera and monitor, you can talk back to baby. Keep an eye on baby all night long with automatic night vision No need to charge the battery for the monitor In the whole night in Vox mode Features Hassle-Free Portable Monitoring Two way(talk back) Temperature monitoring Built-in lullabies in the camera Automatic night vision Secure, interference free, long range digital signal High contrast 3.2″ color LCD monitor Long battery life (18 hours in Vox mode) Multiple languages support(English/French/Spanish/Portuguese/Italian/German/Russian) Built-in lullabies may help the parent comfort the baby fall into asleep. Know your baby`s room temperature all the day long without worries! Two way audio between the camera and monitor, you can talk back to baby. Keep an eye on baby all night long with automatic night vision No need to charge the battery for the monitor In the whole night in Vox mode   Specification MONITOR LCD Size: 3.2″ Resolution Supported: 320 x 240 Receiving Sensitivity: -90dBm Consumption Current (Max.): 200mA Battery: Li-polymer / 750mAh,3.7V Power Supply: 5V/500mA DC Dimensions (W x H x D): 70mm x 120mm x 17mm Weight: 0.08kg CAMERA Image Sensor: CMOS Total Picture Pixels: 640 x 480 pxl Minimum Illumination: 0 Lux (IR on) Night Vision Distance: 15 FT (5m) View Angle: Diagonal 45° Power Consumption (Max.): 200 mA Power Supply: 5V/500mA DC Dimensions (W x H x D): 67mm x 106mm x 67mm Weight: 0.1 kg Specification: Model Number:VB603 Transmission Frequency: ISM 2400~2483.5 MHz Transmission Power: 17dBm Unobstructed Effective Range: 160ft/50m indoor/850ft/260m outdoor, line of sight Spread : AFH & TDMA Modulation Mode: GFSK Operating Temperature: 14 ~ 122° Fahrenheit/- 10 ~ 50° Celsius Operating Humidity: <85% Frequency(GHz): 2.4G/5G Number Of Channels: 1 Power Rechargeable battery Display Screen Size: 3.2 inch Infrared: Yes Inner box size:185*148*70mm Inner box weight:0.43kg Content in box: 1*monitor 1*camera 2*power adapter 1*user manual