Feature: 1. High Compatibility: This car external speaker is compatible with most car radios, CB radios, Ham radios, mobile transceivers, scanners and applicable for ICOM IC‑2730 ID‑5100 ID‑4100 IC‑7100 IC‑718 IC‑2300H radios. 2. Loud and Clear Sound: Despites its compact size, the speaker's sound is loud and clear, providing a clearer sound experience, with an input power rating of 5W and a maximum power of 7W. 3. Easy to Use: The speaker comes with a base for easy installation. By just screwing the mounting bracket to the desired location and then plugging the 3.5mm jack into the device, it's set and ready to use. 4. Long Cable: The external speaker comes with a cable approximately 4.5m (14.76ft) in length, allowing for flexibility in the placement, and can be routed through the back of the dashboard. 5. Solid Construction: Made from premium ABS and metal material, the external speaker is anti impact and wear resistant. It offers reliable performance and high stability. Specification: Item Type: 3.5mm Car External SpeakerMaterial: ABS, metal Fitment:Fits for ICOM IC-2730, for ICOM ID-5100, for ICOM ID-4100, for ICOM IC-7100, for ICOM IC-718, for ICOM IC-2300H radio Applicable for Car radios, CB radios, Ham radios, Mobile transceivers, Scanners Plug: Approx. 3.5mm/0.14in Input Power: Rated 5W, Maximum 7W Size: Approx. 128x73x48mm / 5.04x2.87x1.89in Frequency Response: fo-20KHz Impedance: 4Ω Wire Length: Approx. 4.5m/14.76ft. Package List: 1 x 3.5mm Car External Speaker2 x Screw