Battery installationTake off the battery compartment cover. Place two AA batteries, make sure that batterypolarity matches with the +/- mark inside the battery compartment.300 twin-lead cableInstallationAntenna connectionGenerally speaking, to enjoy a clearer picture, we recommend that you use a CATVsystem or an outdoor antenna .In different places, the suitable antenna type and positionare different.Antenna adapter(additional purchase)75 coaxial cableNote* It is recommended that you'd better use 75* Don't bind antenna cable and power wire together.coaxial cable to remove thedisturbance caused by airwave.Preparation of the remote control unitOperation notes for the remote control unitUnder normal conditions, the life time of batteries is one year.If you don't intend to use the unit for a long period or the electricity of the batteries isused up, remove the batteries to prevent batteries acid from leaking into the batterycompartment.Don't throw your batteries into a fire. Dispose of your batteries with a specified method.Avoid the falling and the wetting of the remote control unit.