1. YPC21 IP67 Waterproof Wireless Bluetooth Push-to-Talk (PTT) Button Switch for Zello, Compatible with iOS/Android Systems 2. One-touch Communication Function This Bluetooth PTT button for Zello can work with the Zello application and support relevant Zello software, allowing for wireless activation of the one-touch communication function. 3. IP67 Waterproof Rating This wireless PTT button has an IP67 waterproof and rainproof rating. So, when riding a motorcycle or a bicycle outdoors, there's no need to worry about the device being damaged by rain. 4. Low-power Design This Bluetooth PTT button has relatively low power consumption, with a working time of over 200 days. Using an easily replaceable CR2032 coin cell battery, the device can operate continuously for 200 days or more. 5. Supported Operating Systems This wireless PTT button switch supports the Android 4.0 system and iOS 8.0 and above. It enables users to specify sending messages to individuals or teams without taking out the phone. 6. Easy Installation The wireless PTT button for Zello is easy to install and safe to use on vehicles, motorcycles, bicycles, and electric vehicles. It is usually used in conjunction with a Bluetooth headset. 7. Product Specifications - Battery: Coin cell battery (CR2032) - Working Time: Over 200 days - Product Dimensions: 3.3×3.3×2 cm - Product Weight: 14.2 grams - Waterproof Rating: IP67 - Connection Distance: 30 meters - Supported Software: Zello - Supported Operating Systems: Android 4.0/iOS 8.0 and above 8. Package Contents - 1 wireless PTT button - 1 strap - 1 CR2032 coin cell battery - 1 English user manual 9. Other Notes There are no other items included.