YPC21 For Zello IP67 Waterproof Wireless Bluetooth PTT Button Switch for Ios or Android ONE 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 IP67 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 outdoors LOW 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 SUPPORTED 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 operation EASY 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 headset Specifications: Battery: Button battery (CR2032) Working time: more than 200 days Product size: 3.3x3.3x2cm Product weight: 14.2G Waterproof level: IP67 Connection distance: 30M Support software: ZELLO Support operating system: Android 4.0 or iOS 8.0 and above Package included: 1 x Wireless PTT Button 1 x Strap 1 x CR2032 Button Battery 1 x English User Manual Other items not include