タイトルまたは説明

S**5 ultralight **6g wired voice amplifier *0 Watt
Voice Amplifier
Tour Guide Voice Amplifier,Wired waistband voice amplifier,Teaching Portable Voice Amplifier
The most weight-light wired model, just **6g only.
Only AUX and voice amplification function.
Black,blue and rose red color.
Gift cardboard box package.

1. Output power: *0W
2. Charging Voltage: DC 5V, **0mA
3. Battery: ***0mAh
4. Working time: with normal volume
     *0~*5hours (MIC mode)
5. Charging time: **5 hours
6. Product size: *2**5**0mm
7. Unit weight: **1g
8. Available color: blue; black; red
9. Working temperature: **0℃~*5℃
*0. Frequency response: *0Hz~*8KHz
*1. Sound coverage: **0㎡
1. SHIDU patented appearance;
 2. Stylish, ergonomic and comfortable design;
 3. Adopt superpower dual voice coil trumpet **- clear sound, strong penetrability
     & wide sound coverage;
 4. SHIDU original amplification electroacoustic system;
 5. Equipped with SHIDU microphone and intelligent circuit IC, which make the
     amplification clear and without howling;
 6. Intelligent circuit IC **- low-power consumption &  automatic power off after full charged;
 7. Built-in polymer battery **- long service life & standby time;
 8. Wheeled volume key.           
More information you you can view here