Radiation-proof: Acoustic tube helps reduce radio wave radiation exposure. Anti-noise: Soft plastic earbud fits securely in either left or right ear, delivering clear sound even in noisy environments. Built-in microphone with inline PTT (Push To Talk) button that clips on your shirt, allowing discreet and easy communication with your radio deviceideal for use in security, retail, or hospitality. High-quality acoustic tube headset designed for low visibility and reduced electronic radiation, suitable for discreet communication in airports, casinos, crowd control, conventions, concerts, and other professional settings. Compatible with 2-pin jack two-way radios including CP040, CP140, CP160, CP180, P100, P140, P145, P160, P165, P180, P185, XT420, XT460, DTR 2430, DTR 2450, G15, G18 Banda PMR446 Radio, ARCTIC Marine VHF receiver, Hytera (HYT) TC-500, TC-508, TC-518, TC-518 OBR, TC-580, TC-610, TC-700, PD412, PD502, PD562. Color: Black Material: Plastic Package Contents: 1 x Radio Headset Note: Light and display differences may cause slight color variation between the image and the actual item. Measurement error allowed is +/- 1-3 cm.