10W Amplified External Speaker - Black Redesigned for clear, crisp, and audible reception, the Standard Horizon MLS-410PA is setting the bar on external speakers. With 10 Watts of amplification built in, this compact high-performance communications speaker matches the impedance and output requirements of most Standard Horizon transceivers. Compatible With:Standard Horizon VLH-3000A and older models, GX2000/2150/2200/1700/1600Features: Flush or bracket mounted Compact size Weather-resistant Technical Specifications: Speaker Cable Length - 6.5&'; (2 M) Dimensions (Diameter) - 5" Maximum Power - 10 Watts Speaker Impedance - 8 Ohm In the Box: Speaker w/speaker wire Mounting bracket Instruction manual *Sold as an Individual Specifications: Type: Speakers Box Dimensions: 7"H x 7"W x 8"L WT: 2.4 lbs UPC: 788026177813 Owner&';s Manual (pdf)