VoiceBooster MR-AK38 25watt Voice Amplifier with Built-in MP3 player

Yes, you hear it right, 25 watts! This unit comes with a built in FM Radio as well as a SD Card and USB port for playing MP3 files. The battery lasts 12-16 hours before needing a charge. Model: VoiceBooster MR-AK38 (Aker) Color: Black Peak Power output: 25 Watts Frequency response: 100hz ± 13db1khz ± 1db Dimensions: 3.74” Diameter x 5.79” Length (95mm x147mm) Weight: 1.72 lbs (780 g) Voltage: 7.5v Current consumption: 150mA Speaker Sensitivity: 53 dBV/A +- 3 dB Power Source: Built-in Lithium Rechargeable batteries Battery Life: 12-16 hours, 6 hour recharge, 2-3 year life (replacements available) Also included: Headset microphone, Charger cable (US plug), MP3 cable (male to male 3.5mm), MP3 line in port, Microphone line in port, adjustable waist band, Carry bag. Possible Uses: Costumes, Props, Electronic sound effects, MP3 player, Teachers, Professors, Ministers, Coaches, Tour guides, and Presentations Features SD Card Port and USB port for playing MP3 music and sound fi