Connect your compatible VHF radio to a handset for on-board communication. The active speaker has a knob to adjust volume up or down as needed on the compatible handset.
Specifications
Unit Dimensions WxHxD: 11.1 x 11.1 x 3.8 cm
Weight: 11.2 oz. (349 g)
Operating Temperature Range: 5°F to 158°F (-15°C to 70°C)
