Products > Audio > Microphone > SH-121       Mini Waistband Amplifier. This unit is perfect to be used in small meetings, parties, indoor and outdoor activities, outdoor and outing, Karaoke, sales propagandas and auctions.     Product Specification    Maximum power:5W min (with 4 Ohm load)    Fuzzy rate:5% max,2W output    Frequency response:100Hz-10KHz +/- 3dB    Rated voltage:DC 9V
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