Acoustic curly tube earpieces are particuly great for security guards and event stewards. This quality earpiece allows for great user comfort when used for extended periods. This earpiece can be used on Maxon walkie talkies with a side two pin socket. This is a two wire unit.
Remember, I offer an expert, fixed price, postal repair service for most makes of handheld two way radios including PMR 446 licence free radios.