This ankovo 15W portable mini power voice amplifier is such a nice voice speaker where you can just do presentation with the wired headphone on you and everyone in the room will hear you loud and clear

It also supports TF card & U disk, which could let you enjoy the wonderful music after work

And the Aux audio input allows you to use it as a speaker with your computer, laptop, desktop, iPad or phone

TECHNICAL SPECIFICATIONS: 1.Outputpower:15W 2.Charageing Voltage:DC5V,500mA3.lithium battery:2000mA4.working time：6-10 hours(muical mode) 12-18 hours(microphone mode) 5.Charaging time:3-5hours6.products size:98*88*45mm 7.working temperature:-10℃-45℃ Features: 1.Ankovo patented appearance;2.Stylish,ergonomic and comfortable design.3.Hi-Fi high sensitivity imported MIC, advanced circuit IC, restrain howling effectively;4.Support AUX audio input ---works as small speaker;5.High decoding technology, support TF card & USB flash drive; 6.intelligent digital function module, low power consumption, high efficiency

7.professional sound amplifying circuit; amplifying clear without howling

Warm Tips: 1.AC adapter is NOT included, you can use a adapter(output 5V 0.5A-1A) to charge the Acekool voice amp 2

Do not put the voice speaker with headset microphone too close, otherwise there will be scream and sharp noise3.Amp: red light flashing, charging; red light,Fully charged; yellow light, mic & voice amp are already connected