SHIDU S258 10W Voice Amplifier Mini Audio Portable Speaker Natural Stereo Sound Wired Microphone Loudspeaker For

SHIDU S258 10W Voice Amplifier Mini Audio Portable Speaker Natural Stereo Sound Wired Microphone Loudspeaker For Teachers Speech Why Choose Us: Ultra-Portable Design Of Loudspeaker - Can Be Worn Around Waist With The Help Of A Waistband Comes With An Advanced Microphone That Offers Crystal Clear Sound Loud Enough With 10 W Output - Ideal For Group Of 10-50 People Lightweight, Stylish And Sleek In Design Can Work As Speaker For Mobiles, Computers, Ipads Tablets With The Help Of Included Aux Cable Supports USB Flash Drive Nd-Fe-B Magnet Trumpet Which Is King Of Clear Sound Ensures Strong Penetrating Power Sound And Wide Coverage Specifications: Max output power: 10W Output Impedance: 4Ω 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: 1. Patented appearance; 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.