• D-shaped headset with microphone optimized for intensive communication environments. • Built-in microphone with inline PTT (Push To Talk) button that clips to the shirt for discreet and easy communication. • High audio quality, easy-to-use features, and all-day comfort. • Ideal for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, warehouses, parties, construction, stages, studios, hunting, and noisy environments. • Compatible with a wide range of Motorola TLKR Walkie Talkie models, including T3, T5, T7, T8, T60, T61, T62, T80, T80 Extreme, T80ex, T81 Hunter, T82, T82 Extreme, T82ex, T92 H2O (not compatible with Motorola TLKR T6).