SHIDU 10W Voice Amplifier for Teachers phone AUX Audio Sound Speaker FM Radio With Wired Microphone Tour Guide

Specifications:1. Output Power:10W2. Charging Voltage: DC 5V, 500mAh3. Battery: 3.7V, 1800mAh4. Working Time:4~6 Hours (Musical Mode);7~8Hours (Wired Mic Mode)5. Charging Time: 3~4 Hours6. Product Size: 11cm*8cm*3.6cm7. Unit Weight: 270g8. Available Color: Black9. Working Temperature: -10℃~45℃10. Frequency Response: 200Hz~18Khz11. Sound Coverage:800~1000㎡Main Featuers:1. SHIDU Patented Appearance;2. Stylish, Ergonomic And Comfortable Design;3. High Power Double ic Trumpet --- More Clear And Peneting;4. Wired MIC With Built-In High Quality Lithume Battery;5. OLED Screen，Adopt 3.5 Inch Double ic Big-Size Trumpet, Maximum Peak Up To 10W;6. Adopt Shidu Acoustic Amplification Electroacoustic System;7. Equped With SHIDU Special Acoustic Microphone --- Sound Amplification;8. r MP3 Audio En Technology --- Support TF Car; U F Disk;9. One Touch ;10. Support AUX --- Can Connect With PC AndWork As Speaker;Standard Package:1 * Main hine1 * Waistband1 * Microphone1* USB Cabel1* Charging Adapter1 * r Manual