YPC21 For Zello IP67 Waterproof Wireless Bluetooth PTT Button Switch for Ios\/roid \u2022ONE 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 wirelessly \u2022IP67 WATERPROOF: Wireless PTT button is IP67 waterproof rainproof,so you don't have to worry about rain damage when driving your motorcycle or bicycle outdoors \u2022LOW 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 more \u2022SUPPORTED OPERATING SYSTEMS: Wireless PTT button switch supports for roid 4.0,for iOS 8.0 above. Specify to send individuals or teams. No need to take out your phone for operation \u2022EASY TO INSTALL: For Zello wireless PTT button is easy to install very safe for use on vehicles,motorcycles,bicycles, electric vehicles. Usually used with Bluetooth headset Specifications: \u2022Battery: Button battery (CR2032) \u2022Working time: more than 200 days \u2022Product size: 3.33.32cm \u2022Product weight: 14.2G \u2022Waterproof level: IP67 \u2022Connection distance: 30M \u2022Support software: ZELLO \u2022Support operating system: roid 4.0\/iOS 8.0 above \u2022Package included: \u20221 x Wireless PTT Button \u20221 x Strap \u20221 x CR2032 Button Battery \u20221 x English User Manual \u2022Other items not include