Clear acoustic tube is hidden behind the ear, hard to see and covert. It is comfortable, stays put and helps overcome background noise. Supplied with one spare earbud. This earbud earpiece is compatible with the following Vertex/Yaesu handheld two-way radios: FT-10R, FT-40R, FT-50R, FT-60R, VX-1R, VX-10, VX-110, VX-130, VX-131, VX-132, VX-14, VX-150, VX-151, VX-152, VX-160, VX-17, VX-180, VX-2R, VX-210, VX-210A, VX-3R, VX-300, VX-400, VX-410, VX-414, VX-417, VX-420, VX-424, VX-427, VX-5R, VX-500, VX-510, VX-520, etc.
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