Feature: 1. APPLICABLE MODELS: Throat mic headset for Motorola 270 280 289 T4800 T4900 T5000 T5100 T5146 T5200 T5300 T5320 T5400 T5410 T5412 T5420 T5422 T5500 T5512 T5522 T5532 T5550 T5600 and other models. 2. WITH SOUND TUBE: Lightweight neck strap structure design with sound tube for comfort and ease of use. Made of high sensitivity air tube and transparent silicone earmuffs to reduce electronic radiation. 3. THROAT MIC EARPIECE: Walkie talkie earpiece headset transmits sound through throat vibrations. Provides superior durability, reliability and performance in low profile environments. 4. IDEAL CHOICE: Throat microphone earpiece is ideal for sports such as high noise and fast moving natural exercises. Ideal for high noise extreme sports such as skiing, cycling, biking, rock climbing, running, etc. 5. APPLICABLE: Walkie talkie earphone is great for crowd control in casinos, airports, police, meetings and concerts, and other work environments where discreet communication is required for surveillance and security. Specification: Item Type: Throat Microphone Earpiece Material: PU, Plastic Applicable: For Motorola 270 280 289 T4800 T4900 T5000 T5100 T5146 T5200 T5300 T5320 T5400 T5410 T5412 T5420 T5422 T5500 T5512 T5522 T5532 T5550 T5600 T5620 T5700 T5710 T5720 T5725 T5800 T5820 T5900 T5920 T5950 T6200 T6210 T6220 T6222 T6250 T6300 T6310 T6320 T6400 T6500 T6510 T6550 T7100 T7150 T7200 T7400 T7450 . Package List: 1 x U94 PTT Adapter1 x Headset Microphone Assembly1 x Earbuds