The Nady DKW-3 LT is loaded with top professional operating features and is the best performance in VHF wireless systems, Receiver:, All the advantages and freedom of wireless operation without cumbersome cords, Easy to use - simply plug into your audio mixer or amplifier instead of your wired lavalier/lapel microphone, Excellent high fidelity audio - perfect for public speaking, karaoke/recreational singers, DJ"s and many other applications, 150+ feet typical operating range - up to 300+ feet line-of-sight, High-band VHF (170-216 MHz) operation for reliable, interference-free performance, Advanced audio processing circuitry for a wide dynamic range (no overloading for loud inputs or background hiss during quiet use), Complete controls and connections for professional operation include front panel power On/Off switch, output volume control, Power On LED indicator, Back panel 1/4"" audio output jack and DC power input jack for supplied AC/DC adaptor, Special added circuitry eliminates transmitter On/Off ""pop"" noise, Collapsible receiver antenna, WLT Bodypack Transmitter:, Supplied with LM-14O omnidirectional lavalier/lapel microphone, Off/Standby/On switch allows convenient audio muting with the transmitter on, Low battery LED indicator flashes once for Unit On; lights steady for low-battery alert, Locking 3, 5mm mini-jack provides secure connection for removable microphone cable, Easily accessible input level adjust control for optimum sound, SKU: TBALL8877