Features Recording - Record important messages and play them back with our handy voice recording feature, perfect for repetitive announcements.bluetooth - Connect your phone, tablet, or any Bluetooth-enabled device with the megaphone and play wirelessly from your convenience.detachable Mic - The megaphone bull horn comes with a detachable handheld mic. Hold it in front of your mouth and point the bullhorn in any direction.portable - Lightweight design, convenient carry strap, & powered by 6 type ""D"" battery (not included) , built for people on the go.Megaphone Specification:Power- 30WVolume Control- YesRecording- 8 SecondsAlarm/ Siren Mode- YesVoice Projection Range- 800 FeetPower Source- Battery(included)Battery Type- DNo. of Battery Require- 4Package Includes:1x Megaphone4x Battery