- Professional listen-only earpiece with universal 3.5mm 1-pin connector - Compatible with walkie talkies, speaker microphones, transceivers, and audio devices with 3.5mm input - Works with popular brands such as Kenwood, Motorola, Baofeng, Midland, Icom, Tetra, HYT, and Yaesu - 40 cm cable in natural state, extendable up to 65 cm to suit different needs - Clear and private sound quality thanks to the high-efficiency driver - Durable PU coating ensures longevity and heavy use - Removable sound tube with threaded connection, ideal for humid environments - Includes spare earpiece with ergonomic mushroom-type design - Efficient solution for security, radio communication, and event professionals