Features:
Rare earth material speaker, digital sound reinforcement technology, 8W high- audio output, ensure sound quality, loud sound.
In addition to voices, it can connect to MP3 player, devices via AUX input, as a small speaker, playing favourite .
Built-in large-capacity , energy-saving, supports about 2.5 hours of quick , about 15 hours of use, long service .
indicates the real- working status of the sound . Rotary knob is for easy on/off and control.
Lightweight , size, novel and stylish appearance, can be worn with a waist or shoulder , very convenient.

Specifications:
Material: Metal
Color: Black / White (Optional)
Package Size: 18.5*14*6.5cm / 7.28*5.51*2.55in
Package Weight: 320g / 11.28oz

About
Frequency Response: 150Hz-12KHz 
: 8W
Speaker Impedance: 4Ω
THD: THD≤1% 1KHz@4R, 4W 
Operating Voltage: 3.45V-4.2V 
Type: Li-ion  
Capacity: 3.7V/1800mAh
Port: Type-C
: 5V--800mA 
: About 2.5h 
Operation : About 15h 
Weight: About 148g
: 92mm*72.5mm*25mm

About Headworn Microphone
Cartridge: Back Electret Cartridge 
Polar Pattern: Unidirectional
Frequency Response: 60Hz-16KHz 
Sensitivity: -48.5dB±3dB (0dB=1V/Pa, at 1KHz)

Note:
Sound set only, others in pictures are not included.
Due to manual measurement, there may be deviation.
Due to or others, it may slightly differ from pictures.

Packing List:
1 *
1 * Headworn Microphone
1 * Waist Clip
1 *
1 * Cable
1 * User Manual