2.1 Inch LCD Screen Display Input Frequency 950~2150MHz Input Level -65~ -25dBm Input Impedance 75 ohm LNB Power Supply:18/13V(IMax 300mA) Digital meter for signal strength and quality Sound and Light Alarm for Locking Signal Auto Calculate Angle of AZ ,EL Supports DISEQC 1.0/1.1 ,0/22khz Tone Beep Integrated LNB short protect Support mechanical compass Software upgrade via USB port Easy to carry Packing included: 1x Satlink WS-6933 DVB-S2 satellite finder 1x usb upgrade cable 1x yellow silicone case 1x AC adapter