Item Type: Car Radio External SpeakerMaterial: ABS, MetalSize: Approx. 11.4x6.5x5.5cm / 4.5x2.6x2.2inCable Length: Approx. 1.8m/5.9ftPower output: 5WConnector: 3.5mm JackImpedance: 4Applicable: for CB Radio, Ham Radio, Mobile TransceiverPackage List1 x Speaker2 x ScrewsManual measurement please allow some error.1Perfectly Applicable: Car radio external speaker for CB radio, Ham radio, Mobile transceiver. With screws, easy to install, fix the speaker to the car. 2Widely Compatible: Can also be used with for Radioaddity CB 27, for TYT MD 9600, for TH 9800, for Yaesu Mobile radio FT 7800R, for FT 8900R for Kenwood TM281, for TM481 for Icom IC 2720H, for IC 2820H, etc. 3Plug and Play: Car radio external speaker cable up to 1.8m/5.9ft with 3.5mm plug, plug and play, easy to use. 4Loud Sound: The speaker has a clear timbre, loud sound, and a power output of 5W. Get a louder, clearer sound. 5Compact Design: The speaker size is 11.4x6.5x5.5cm / 4.5x2.6x2.2in. Compact rectangular external speaker that doesn't take up too much space and saves space 6Premium Material: The external speaker is made of premium ABS, metal, which has greater durability and long service life. Stable performance and high reliability.