SPECIFICATIONS:

•  For Indoor/Outdoor Use Over 1000 Yard Range
•  Adjustable Volume Control
•  Maximum Power Output: 40 Watt
•  2 Audio Functions: Voice & Alarm
•  Modes Ergonomic Pistol Grip & Lightweight Chassis
•  Voice Mode: Amplifies Your Voice as Spoken into the Built-in Microphone
• Siren Alarm Rechargeable Portable
•  Siren Mode: Amplifies Alert/Siren Tone Through the Speaker
•  10 Second Integrated Audio Memory Record Your Voice and Repeat the Message
•  Rechargeable Batteries Included (Optional 6 x 'D' Batteries sold separately)
•  Diameter 8.0'' x Length 13.12''
•  Weight: 1.5 kg
•  Comes with 2 pcs 18650 Rechargeable Batteries and Charger
•  3.7v x 2 = 7.4 volts for Optimum Power Performance to produce Loud Sound