Brand: TOA Speaker Maximum Output: 6 Watts Connectivity Technology: AUX Mounting Type: Tabletop Mount Speaker Type: Outdoor Features: Portable, Built-in Microphone Power Supply: 6 AA batteries (DC 9 V), 4 AA batteries (using spacers) (DC 6 V) Output: Rated 6 W, Maximum 10 W: When using 6 AA batteries (DC 9 V) Rated 3 W, Maximum 4 W: When using 4 AA batteries (DC 6 V) Included Headset Microphone: Electret condenser microphone Dimensions: 133 (W) x 96 (H) x 222 (D) mm (excluding belt)