Item type:satellite finder > 2.1 Inch LCD Screen Display > Input Frequency 950~2150MHz >Input Level -65~ -25dBm >Input Impedance 75 ohm >Measurement Type : signal strength,quality;ber;pwr > Sound for Locking Signal > Support DISEQC 1.0 /1.1 and 22khz Tone > LNB Power Supply : 18/13V(IMax 300mA) > Beep Integrated > 7.4V/800mAh Lion Battery Included > Max Operating Time : 3 hours > 12V/1.2A DC Adapter > USB Port For Software Upgrades