Megaphone - TiM ER332 CQ

Features:
Function : USB, Micro USB , Bluetooth, AUX , Mic, MP3, Siren
Removable microphone.
Bulid-in rechargeable battery.
Shoulder handle included.

Specification:
Dimension : 36.5 cm x 21.5 cm (horn side)
Weight : 1.36kg
Audible Range : 800 meters
Power Voltage : 7.4 V