Digitru Diversity For Optimum Range With Freedom From Dropouts, Utilizes The Uncluttered Uhf Frequencies For Interference-Free Operation In Any Application Or Locale, Locking 3, 5Mm Mini-Jack Provides Secure Connection For Removable Microphone Or Instrument Cable, Both 1/4"" Unbalanced And Xlr Balanced Outputs, Tone Squelch For Locking Out Potential Interference, A/B Diversity And 5-Segment Af Level Led Displays, Volume And Mute (Squelch) Adjust Control, Special Circuitry For Noiseless Transmitter On/Off Switching, Frequency Response: 30Hz-18Khz, Half-Rack Receiver Design With Retractable Front-Panel Dual Antennas, Unique Snap Out Panel Locking Tabs For Single Or Dual Receiver Optional Rack Mounting, Transmitter Operates Using One 9V Battery, Includes Ac/Dc Adapter SKU: DBCA0259