2pcs CD-K1 Super Mini Thinner 4G Sim Card Pocket Two-way Radio

2pcs walkie talkie 200 km New Product mini CD-K1 network radio 4G with sim card two-way radio   WIFI walkie talkie Main Features: 1. 4G Network Walkie Talkie 2. Group / Single / All Call Function 4G:LTE FDD-LTE: B1/B3/B5/B7/B8 TDD-LTE:B34/B38/B39/B40/B41 Working voltage 3.7V Weight 50g Support network system 4G LTE FDD-LTE: B1/B3/B5/B7/B8 TDD-LTE:B34/B38/B39/B40/B41 data trafficfor onehour uninterrupted calling <5MByte Group\friendsupport Configurable SIM Card Lock Support SIM PIN Lock Language Chinese/English Battery  Capacity 1100mAh (Note:Using periodrelated to the network environment) Batteryworking hours 16 hours Dust-proof waterproof  level IP56 Size 106*33*22mm Workingtemperature -20℃~ 50℃ Storage temperature -40℃~ 80℃