5" bullhorn with rechargeable battery ,broadcast 800 yard Continue to play for 5 hours after full charge,clean energy USB player, Siren alarm&record,multipurpose use Built-in recording time lasts 240 seconds,playback without distortion Folded handle ,mini size with big power 30W p ...5" bullhorn with rechargeable battery ,broadcast 800 yard Continue to play for 5 hours after full charge,clean energy USB player, Siren alarm&record,multipurpose use Built-in recording time lasts 240 seconds,playback without distortion Folded handle ,mini size with big power 30W p -LONG DISTANCE BROADCAST: This mini horn broadcasting cover 800 yard range - -MINI SIZE: Diameter 5 x Length:8.3 inch , the handheld megaphone weight only 1.09 LB -PORTABLE PA SPEAKER with folded handle - -READ U DISK ,MICRO SD ,U disk play circularly. It can replace tape recorder and speaker box in outdoor activities. This bullhorn with real 30w amplifier - -SIREN ,the powered megaphone widely used in security and public address - -RECORDING : A large 240-second recording duration ,used it as a recorder - -EXCELLENT SOUND: non-distorted sound , high-quality material - -MULTIPURPOSE: suitable for school, beach alarm, Guard patrol, sports activities, training venues,outdoor speeches, driving birds or beasts, on-site guidance, camping /p