GoodQbuy&reg; Surveillance Covert Acoustic Tube Earpiece Headset for Motorola Radios Walkie Talkie CP200 CLS1110 PR400 CP100 GP68 GP88 GP88S GP280 GP300 GP308 2-pin Transparent vacuum pipe makes the microphone covert and comfortable to wear. Dual-core structure with microphone, PTT button and removable vacuum pipe facilitates a covert communication in complex circumstances. The eco-friendly PU wire is made of tensile vectran fiber, which is sturdy and durable. Proper soft ear hanger can be chosen to offer best wearing without hearing affected by surroundings. It is commonly used by patrolman, detective, security guard, escort and other security professionals.