AmpliVox SB601R Mity-Meg 15-Watt Megaphone (Bundled with rechargeable battery)

• 15W;• Effective range: 900 yards;• Battery indicator lights show power status;• 3 modes: talk/siren/whistle;• Adjustable volume;• Easy-to-use battery cartridge;• Works with S1402 rechargeable Li-Ion battery pack;• Bundled with rechargeable battery pack--requires 8 C batteries if not using the battery pack;