Astatic 302-VS4 5W/8 Noise Cancelling External Cb Speaker Go to amazon.com Related posts How to find the best communications speaker for 2022? FeatureCB Extension Speaker5 Watts Power Rating8 Ohms Impedance10' Power Cord with 3.5mm Mini PlugIncludes Mounting Bracket and Hardware DescriptionThe Astatic Classic noise cancelling External CB Speaker comes complete with a mounting bracket and 10' cord with a 3.5m mini plug.