Portable PA wireless meeting amplifier Model No. Ahuja WA-620 FEATURES WA-620 is a compact, reliable and easily portable PA wireless meeting amplifier with built-in rechargeable battery. It is ideally suitable for classrooms, coaching centers, conference rooms, presentations, parties, bus tours, small religious gatherings and small outdoor gatherings. 25W (max) power output. Built-in VHF high band wireless receiver. Wireless microphone supplied alongwith (available in any one of 6 different frequencies). Two wired microphone inputs and an Aux input for connecting CD Player or mixer. Separate cut/boost type Bass & Treble controls. Switchable PRIORITY on Mic1. REC output available for connecting a recorder or for connecting another amplifier. Operates on AC mains or 12V external battery or built-in 12V 3.5Ah rechargeable battery. Facility to recharge built-in 12V battery, rechargeable 9V battery and rechargeable 1.5V AA pencil cells. Provision for mounting the unit on a stand. SPECIFICATIONS RECEIVER  Power Output 25W Max.  Inputs Mic-1: 3mV, Mic-2: 3mV, Aux: 100mV  REC. Output 800mV  Tone Controls Bass: ± 6dB at 80Hz Treble: ± 6dB at 8kHz  Power Requirements 220-240V AC 50/60 Hz, 12V Car Battery, 12V 3.5Ah rechargeable battery  Dimensions W215 × H285 × D150 mm  Weight 4.3kg  MICROPHONE  RF Output Power 10mW (max.)  Modulation Mode FM (F3E)  Frequency Response 50Hz – 15,000Hz  Battery 1×9V Battery  Dimensions Dia. 52 × L 245 mm  Weight 0.19kg (without 9V battery)