Transimission distance with no obstacle more than 100 meters. The client terminal Support Android 4.3 or higher system version, Apple iOS supports 10.3 or higher Support all series iphone, includes the latest ios 10.3.1 system. Support all android system smart phone includding, SAMSUNG, LG, MOTO, etc This listing includes a wifi transmitter 903S and a waterproof night vision camera. With the wifi wireless video transmitter, you can very easy to install the camera to your vehicle, don't need the long cable from your driver seat to vehicle's rear ! Transmitter specifications: Transmitting frequency: 2400MHz-2483.5MHz. Modem mode: 802.11b: DSSS (CCK, DQPSK, DBPSK) . 802.11g/n: OFDM (BPSK, QPSK, 16QAM, 64QAM) . Distance: 100M. Frame rate: 30fps. Video resolution: VGA. Video compression:H.264. Wireless protocols:IEEE 802.11b, IEEE 802.11g, IEEE 802.11n (1T1RModes) . Power supply: DC 9-30V. Consumption current: 150mA (Max) . Encryption mode: WPA2. Rainproof: Yes. Camera description: 1. Without guide lines, more wide usage. 2. 120 Degrees Wide lens Angle 3. Waterproof and Weatherproof 4. Applicable to variety of large Vehicles: RV, Motorhome, Bus, Lorry, Trucks, Vans. Camera specifications: - Image Sensor: cm OS 7030 HD Sensor - Horizontal resolution 420 TV lines - Video Output: RCA connector, 1.0vp-p 75OHM - IR Cut: Yes - AGC: Auto - S/N Ratio: Better than 48db - Night Vision: Yes - Power Supply DC 12-24V - Night vision distance: about 15M - White Balance: Auto Tracing - TV System: NTSC or PAL Package includes: 1 x 903S wifi transmitter 1 x Antenna 1 x DC power cable 1 x camera 1 x AV video cable