Specification Model ZL18Product PTT Zello Walkie TalkieNetwork Support 4G WCDMA CDMA GSM TDSCDMA LTE TDD LTE FDD Operating System Android 5 1 1Processor QualcommMSS8909Battery 4000mAh rechargeable batteryDimensions 123mm x 62mm x 35mm Antenna excluded Screen size 1 77 inchWeight 211g 7 44 ounceFeatures 1 Advanced Connectivity This device supports 4G networks and WiFi ensuring reliable and seamless communication regardless of your location 2 Pre Installed Zello App Comes with pre installed Zello app turning the device into a powerful two way radio 3 GPS Positioning Equipped with GPS system provides accurate location information 4 Long Lasting Battery Life Packed with 4000mAh rechargeable battery it supports prolonged usage 5 Compact and Lightweight Measuring 123mm x 62mm x 35mm and weighing 211g it is compact and easy to carry Package Includes 1x ZL18 PTT Zello Walkie Talkie 1x 4000mAh rechargeable battery1x Belt clip1x Antenna1x Adaptor EU USB Charging cable1x Lanyard1x User manual