①. Radiation Protection: Air Sound Tubes protect your body by reducing radio wave radiation. ②. Anti-noise: The soft plastic earbuds fit snugly on the left or right ear and deliver sound through the air sound tube even in noisy places. ③. It also makes you look like a handsome bodyguard or spy. The built-in microphone features an inline PTT (push-to-talk) button that clips to your shirt so you can communicate discreetly and effortlessly with your radio, whether you're in security, retail or hospitality. ④. Sound tube earphones that are virtually undetectable to people around you (also reduces electronic radiation), ideal for monitoring and security in airports, casinos, crowd control, conferences, concerts and other work environments that require discreet communication. ⑤. Compatible with Motorola 2-pin jack dual radios including CP040, CP140, CP160, CP180, P100, P140, P145, P160, P165, P180, P185, XT420, XT460, DTR 2430, DTR 2450, Midland G15, G18 Banda PMR446 Radio, ARCTIC Marine VHF Transceiver, Hytera(HYT) TC-500, TC-508, TC-518, TC-518 OBR, TC-580, TC-610, TC-700, PD412, PD502, PD562. ⑥. Colour: Black ⑦. material: plastic ⑧. Package Contents: 1 x Radio Headset Only the above package contents, other products are not included. ⑨. Note: Light shooting and different monitors may cause the color of the item in the picture to be slightly different from the actual item. Measurement tolerance is +/- 1-3 cm.