10W Portable Voice Amplifier Wired Microphone Audio Speaker Natural Stereo Sound Loudspeaker for Teacher Megaphone ,Loud Sound

Specifications: Max output power: 10W Output Impedance: 4 Charging voltage: DC 5V 500mA Music-play time: 6-10 hours Frequency response: 90Hz-18KHz Work temperature: -10-45 Amplify time: 8-12 hours Charging time: 3-5 hours Main Features: 2. Stylish, ergonomic and comfortable design; 3. Power double magnetic trumpet --- more clear and penetrating; 4. 10W power output, sound coverage up to 800; 5. Adopt Acoustic amplification electroacoustic system; 6. Equipped with special acoustic microphone --- Hi Fi original sound amplification; 7. Super MP3 audio encoding technology --- support TF card & U flash disk Standard Package 1 main machine 1 waistband 1 wired microphone 1 charging cable 1 user manual Related Products:voice amplifier for teachers,classroom microphone for teachers,portable microphone and speaker,voice amplifier wireless microphone,portable speaker with microphone,microphone and speaker