Power source 7 .4V to 9V Recording time 350 seconds For various outdoor activities UBS input SD...

It's a digital megaphone with 5V DC portable and reliable for use

Includes a built-in detachable microphone and volume control. Has a siren function for...

Power source: it is powered by a lithium battery and can be charged using a usb charging cable....

Description 1. Small megaphone but very loud sound for everyone with a very strong battery.2. This...

Perfect for announcements in colleges , schools, drills , offices , police , including siren noise,...

Megaphone with usb, tf, music, recorder and built-in siren. has a battery life of 5-8 hrs.

Bluetooth, USB, highest volume

Bluetooth hand-held speaker high-power megaphone loudspeaker recording peddled Lithium Battery Plug...

It offers 120-240 seconds of HD recording capability. The megaphone has a standby time of 6-10...

Boost your voice instantly with this powerful 15W Folding Portable Megaphone (Mukalakaasa). Perfect...

Product details •High quality megaphone.•Maximum public address system.•Colour: white.•6×1# dry...

1:This megaphone phone is perfect for every event, such as crowd control, religious events, rescue...

Megaphone brand new with all usable ports and accessories at the affordable price call...

Loud speaker megaphone with blue tooth portable hand held

Have 4/30w,record it uses 4 dry calles

Solar-Powered Megaphone Speaker Portable Wireless BT PA Bullhorn multifunctional

Description ER-66 USB/SD 25W rechargeable handle megaphone suitable for demonstrations, rallies,...

Product Name Handheld lithium battery megaphone 619U with...

Perfect for announcements in colleges , schools, drills , offices , police , including siren noise ...