SATlink WS-6909 3.5 - Inch DVB-SandDVB-T Combo Satellite Signal Finder Meter High quality and stable performance: it's with a microprocessor controller. 3.5" LCD color display, bigger menu window. Channel picture, signal strength and signal quality can be showed on LCD Screen after you set up your local DVB-S & DVB-T Parameter. It's with auto-protection for LNB short-circuit. It shows Azimuth and Elevation, CBER/VBER, S/N, signal strength and signal lock sound alarm.