T Tocas(tm) Digital Wireless Rearview Backup System, 9" LCD Monitor+1 Reverse Camera IR Night Back up System, for RV Truck Trailer Bus Fifth-wheel or Postal Fire Trucks FARM TRACTORS AGRICULTURE Equipment 9" DIGITAL WIRELESS LCD MONITOR, FULL/SPLIT SCREEN DIGITAL WIRELESS WATERPROOF COLOR CAMERA WITH NIGHT VISION It is special for need more Frequency, avoid to the interference which from 2.4GHz Public Frequency. POWER INPUT: DC11-32V IP69K Waterproof and 10G Vibration, IR LEDs for Night Vision