Single-channel UHF wireless microphone/instrument system, handheld microphone transmitter. Unprecedented value in a single-channel UHF wireless mic/instrument system with interference-free operation in any application or locale on select UHF frequencies. Compact and easy to operate, simply plug in place of your wired microphone or instrument cable. All the advantages and freedom of wireless operation without cumbersome cords. Excellent high-fidelity audio. Proprietary companding circuitry for an industry-best 120dB dynamic range, and the clearest, most natural sound available. 150+ft typical operating range, up to 300+ft line-of-sight power, signal, AF LED status indicators, adjustable audio output level for optimal sound, 1/4-inch phone jack output for easy connection to sound system. Unidirectional neodymium dynamic cartridge for optimum true sound, maximum feedback rejection and minimal handling noise. Off/standby/on switch allows convenient audio muting while transmitter on. Status LED indicator flashes once for unit on, lights steady for low-battery alert. Rugged ABS and rubber-coated, non-slip housing with integral antenna Uses two AA alkaline or NiMH batteries. Choice of instrument (GT), Headmic™ (HM), or lapel (LT) microphone operating modes in a single bodypack transmitter. Input volume control for proper level adjust for headworn or lavalier operation. Off/standby/on switch allows convenient audio muting while transmitter on. Status LED indicator flashes once for unit on, lights steady for low-battery alert. Locking 3.5mm mini-jack provides secure connection for removable microphone or instrument cable. Easily accessible Input Level Adjust for optimum sound (HM/LT operating modes only). Lightweight, rugged ABS housing with integral antenna. Uses one 9V alkaline or NiMH battery.