K100 Portable Loudspeaker Microphone Sound Amplification Amplifier for Teaching Black

Specifications:
The design of the volume up to 5w allows you to easily deliver the sound to the listener and protect your voice.
Adopt frequency shift noise reduction adaptive technology, it has high fidelity and low noise function, even at high power output, it will not produce obvious distortion.
The long-life battery allows the microphone amplification function to be used for more than 6-10 hours.
It is comfortable to wear and not easy to fall off.
It can be held by hand or easily carried in a bag.
Suitable for teacher teaching, company meetings, guide explanations, dance exercises, etc.

Item Name: Loudspeaker
Basic Function: Music Playback/Sound Amplification
Rated Power: 5W
Input Power: Power Adapter /USB Power/Battery
Distortion: 1 Percent(3.7V, 1KHz, 1W)
Signal to Noise Ratio: 83dB
Working Voltage: DC3.7V
Charging Voltage: DC5.0V
Battery Capacity: 1500mHA(Included)
Speaker: 2.5 inches x1
Audio Format: MP3/WAV
Firmware Upgrade: None
Working Temperature: -5 Degree Celsius to 40 Degree Celsius
Material Technology: ABS
Features: High Fidelity, Low Noise Function, Long Battery Life, Easy to Carry
Size: 8.5cm x 3.8cm x 9.3cm/3.35" x 1.49" x 3.66" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Loudspeaker
1 x Headphone
1 x Data Cable
1 x Strap
1 x User Manual