YPC21 For Zello IP67 Waterproof Wireless Bluetooth PTT Button Switch for Ios/AndroidONE BUTTON COMMUNICATION: Bluetooth PTT button for ZELLO works with the for Zello app. Support software for ZELLO. allows you to activate the one touch communication function wirelesslyIP67 WATERPROOF: Wireless PTT button is IP67 waterproof and rainproof,so you don't have to worry about rain damage when driving your motorcycle or bicycle outdoorsLOW POWER CONSUMPTION: For Bluetooth PTT button low power consumption,working time >200 days,using an easy to replace CR2032 battery can run up to 200 days or moreSUPPORTED OPERATING SYSTEMS: Wireless PTT button switch supports for Android 4.0,for iOS 8.0 and above. Specify to send individuals or teams. No need to take out your phone for operationEASY TO INSTALL: For Zello wireless PTT button is easy to install and very safe for use on vehicles,motorcycles,bicycles,and electric vehicles. Usually used with Bluetooth headsetSpecifications:Battery: Button battery (CR2032)Working time: more than 200 daysProduct size: 3.3*3.3*2cmProduct weight: 14.2GWaterproof level: IP67Connection distance: 30MSupport software: ZELLOSupport operating system: Android 4.0/iOS 8.0 and abovePackage included:1 x Wireless PTT Button1 x Strap1 x CR2032 Button Battery1 x English User ManualOther items not include