ANYSECU 4G Network Radio A970S Android 9.0 LTE PTT Mobile Phone Compatible with Zello Real-ptt pocstar Note: Please tell us which version (EU Version or US Version) is you need, otherwise we will send this radio frequency depends on your country. Feature: *Water-proof ,Rain-Proof, Dust Proof *MTK MT6737WM Platform *Android 9.0 Operate system *Memory 8GB (ROM)+1GB (RAM),Extended Memory Up to 32GB *4G LTE Frequency band, support WiFi, Bluetooth, GPS *Embedded high extensibility Android system *Front (5MP) and Rare (8MP), focus automatically *32-diameter speaker with double chambers *2.4 inch Screen size 3 inch 360*640 Multi-touch Screen *Simple and convenient function buttons, PTT button *Multi system languages *Multi platform support, RealPTT, Zello, etc. *Support group call, single call (Realptt app) *Priority calling, Monitor, Recording (Realptt app) *Level-to-level administration and dispatch (Realptt app) *Support GPS Location and track *Speaker & earhpone connector M6 General Specifications Network support LTE/WCDMA/GSM Platform MTK MT6737WM Operate system Android 9.0 Camera Front(5MP) and Rare(8MP), focus automatically Memory 8GB(ROM)+1GB(RAM) Extended Memory Up to 32GB Speaker+handset Support Speaker & earhpone connector M6 GPS Support battery capacity 3500mAh Dimensions: H x W x D (mm) 180*65*24(mm) Weight 262g Screen size 3 inch 360*640 Multi-touch Screen Standby Time 29hours Electrical Specifications Working Frequency(TNZ800-03-EU) FDD-LTE: B1/B3/B7/B20/B28 TDD-LTE: B38/B39/B40 WCDMA: B1/B2/B5/B8 GSM: B2/B3/B5/B8 Working Frequency(TNZ800-06-US) FDD-LTE: B2/B4/B5/B7/B12/B13/B17/B28A/B28B TDD-LTE: B38 WCDMA: B1/B2/B5/B8 GSM: B2/B3/B5/B8 Working Current Power Off: ≤20uA; Sleep mode: ≤3mA; Working Temperature/Humidity T: -30℃~+75℃; H: 5%~95% Storage Temperature -40℃~+90℃ Rated Audio Output Power 1.3W Audio Distortion@ Rated Audio 10% Charger 5V 1A Micro USB Max Output Power 24dBm~33dBm, ±2dBm RX sensitivity ≤-110dBm