Handheld megaphone with shoulder strap, whistle and siren. Detachable Anti-Howl microphone with coiled cord, on/off switch, and volume control. Abs casing. Basic product information: •• Operating instructions Languages: Dutch, English, French, German, Italian, Polish, Portuguese, Spanish •• Primary colours: Grey •• Additional colours: Black, blue •• Diameter: 230 mm •• Depth unit: 345 mm •• Weight Unit: 1300 g •• Material: Abs • Physical properties: •• Detachable Anti Howl microphone: Yes • Electrical data: •• Maximum power: 25 W •• Impedance: 8 Ohm • Technical data: •• Maximum audible distance: •• Maximum audible distance: 500 M • Environmental data: •• Maximum noise level: 92 Db • Functional characteristics: •• Lockable: Yes •• Volume control: Yes •• Megaphone functions: Siren, voice, whistle • Electrical connections: •• Plug Type: Car • Power supply: •• Batteries included: No •• Battery required: Yes •• Number of batteries: 8 •• Battery voltage Nominal: 12 V •• Input voltage Nominal VDC: 12 V •• Battery composition: Alkaline • • Battery Iec Size: C (LR14, R14, Hr14, Kr14, Zr14 ,14A, 14D, Um2, Baby, Mn1400, Mx1400) • Included: •• Shoulder strap: Yes •• On/off switch: Yes •• Handle: Yes •• Folding handle: No.