Description:This PTT headset designed for two way radios can be used on motorcycles, bicycles, ATV's. Besides, the two speakers can be attached to helmets inside anywhere. And the PTT is waterproof so that you can fixed it on handlebars and need not worry about it damaged by rain water.Features:PU coiled cable, durable and convenient.Double speakers ensure the sound clear and loud, suitable for everyone's earsThe PTT, built with rubber, ABS and screws, makes it waterproof. The PTT can fixed on handlebars.The headset is used for enclosed helmets.Specifications:Color: BlackMaterial: ABS + PUPackage weight: 140gPlug: 2.5mmSpeaker:Size: 58mmSound pressure: 90db 3dbImpedance: 32 15%Audio: 200mWMicrophone:Size: 36mmFrequency: 20-16000HZSensitivity: -36dB 2dBImpedance: 2.2k Applicable models:For nMOTOROLA T-series:T270, T280, T289, T4800, T4900,nT5000, T5100, T5146, T5200, T5300, T5320, T5400,nT5410, T5412, T5420, T5422, T5428,T5728,T5500,nT5512, T5522, T5532, T5550, T5600, T5620, T5700,nT5710, T5720, T5725, T5800, T5820, T5900, T5920,nT5950, T6200, T6210, T6220, T6222, T6250, T6300,nT6310, T6320, T6400, T6500, T6510, T6550, T7100,nT7150, T7200, T7400, T7450 Series,T7618,T5228,nSpirit GT / GT plus, FR50, FR60, XTL446, SX700,nFV200, FV500 etc.Package List:1 x Headset