5Core Dynamic Megaphone wit Aux, Sd card Usb input Function 
MEGAPHONE HW-20FU
SGD-50 ONLY

Compact, lightweight megaphone offers 20 watts of power and appx 300M range.
Built-in Music, volume control, power on/off switch with LED indicator, Music control, and a convenient carry strap 

Runs on 6 D batteries (not included) .
Power: 20 Watts
300M range
Used By  : Schools,Parades,Rally etc
For Indoor/Outdoor Use
SIREN
Aux, Sd card Usb input Function
Variable Volume Control
Tough Housing
Built-In Music
Uses 6 X D Batteries (Not Included)
Box Size: 24x19.5x34 cm