This high voice amplifier is able to deliver loud and clear sound, and provides features such as audio&music player and , multifunctional and practical, widely used in teaching, guiding, presentation, promotion and outdoor activities. It is available in two versions - Voice Amplifier with Handheld Microphone and Voice Amplifier with Head-Mounted Microphone - for people with different needs.

Features:
Employs rare earth speaker with double-coil design, the can be up to 25W, delivering loud yet high-quality sound.
Uses UHF technology that offers extreme resistance to all sorts of interference, with transmission distance up to 40 meters.
Comes with head-mounted microphone which is compact and lightweight for comfortable and long- wearing.
Supports connection to phones, PCs, tablets, etc, allowing users to musics and anywhere.    
Supports function: adjustable frequencies and 50 channels available. Multiple amplifiers can be used simultaneously.
Built-in Li-ion with large capacity of 2000mAh, providing long working up to 12h.
Comes in a quality aluminum alloy storage for convenient storage and easy carrying.
 
Specifications:
Brand:
Model: E261W
Color: Black
Material: ABS
Version: Voice Amplifier with Handheld Microphone / Voice Amplifier with Head-Mounted Microphone (Optional)

Parameters:
Amplifier
Frequency Response: 80Hz-18KHz 
Rated : 10W
MAX. : 25W
Speaker Impedance: 4Ω 
Frequency : 630-698MHz (frequency band) 
Number of Channels: channel 
Number of Frequencies: 50
Mute Control: pilot frequency/digital nbsp;
Type: Li-ion
capacity: 7.4V/2000mAh 
:  5V/1A
: approx. 4h
Operation : approx. 12h @60%  
Item Size: 110 * 110 * 56.6mm / 4.33 * 4.33 * 2.22in
Item Weight: 406g / 14.32oz

Head-Mounted microphone
Pick-up: Back-Electret
Polar Pattern: unidirectional 
Frequency Response: 60Hz-16KHz 
Sensitivity: -51 to -54dB(0db=1V/Pa/mat 1kHz)
Type: Li-ion
Capacity: 3.7V / 400mAh 
:  5V/100mA 
: approx. 4h 
Operation : approx. 5h 
Net Weight: approx. 39g

Handheld microphone
Pick-up: Moving coil
Polar Pattern: unidirectional
Frequency Response: 60Hz-16KHz
Sensitivity: -55±3dB(0db=1V/Pa/m @1KHz)
Gain Adjustment: -18dB-21dB
: ≤10mW
: 2 * AA
Dimension: Φ36.5mm*245mm(Dia*L)
Net Weight: approx. 237g

Package Weight: 1542g / 54.39oz
Package Size: 39.7 * 8.3 * 30.3cm / 15.62 * 3.26 * 11.92in

Packing List:
1 * Voice Amplifier
1 * Head-Mounted microphone
1 * Micro USB Cable
1 * User Manual (English)