Features: • 40 channels: Cover A, B, E bands and F bands • Two switching buttons for the band and channel • Two digits display for the band and channel • Power off memory for last channel and band • dual Independent video and audio signal outputs Specs: Video format supported: NTSC/PAL Antenna connection: RP-SMA, jack Power input: 12V Working current: 200mA max Antenna impedance: 50? Antenna gain: 2db Rx sensitivity -90dBm Video impedance: 75? Video format: NTSC/PAL auto Dimension: 80x 65 x15mm Weight: 85g