About the Product: 30 Watts Handheld Megaphone with Recorder USB and Memory Card Input for Announcing; Talk; Record; Play; Siren; Music with Battery and Charger

• Perfect for announcements in colleges , schools, drills , offices , police , including siren noise
• Announce,Signal and Siren! Moisture-proof and dust-proof designed function buttons, durable to use. 240 seconds long and high definition recording with plentiful music & siren sound source.
• Adopts ABS material to firm the body, more comfortable to hold grab handle according to somatology.
• Function : Talk/Record/ Play/Siren/Music/U disk and TF card slot, Recording time : 240 seconds, Audible range : 500