Powerful and portable VHF wireless PA system. Full-range with built-in amplifier, mixer and high-band VHF wireless receiver. Features noise reduction companding circuitry for quietest operation with a wide dynamic range. Built-in echo/reverb. Powerful 20W audio output. 1/4-inch unbalanced input jacks (microphone/Aux) and one 1/4-inch unbalanced record out, treble and bass controls. Powered externally with provided AC adapter or internally with either the optional RB-120 rechargeable battery or eight D cell alkaline or rechargeable batteries. Convenient internal charging ports for 9V rechargeable transmitter batteries (NiCd or NiMH) and RB-120 optional rechargeable battery. Available with choice of WHT handheld microphone or WLT lavalier/headset microphone bodypack transmitters.