sim card smart watch

Outdoor 4G Rugged Smart Watch Key Features 4G Independent Call & BT5.2 Dual Connection - Powered by Zhanrui 8541 quad-core chip running Android 8.1 OS, with 2GB DDR3 RAM + 16GB large ROM. Supports Nano 4G SIM standalone network & one-click BT V4.2 pairing, built-in waterproof speaker and MIC for ...

AMOLED HD Screen & All-Day Health Tracking Tactical Smart Watch Key Features Bluetooth 5.1 one-click connection with built-in waterproof speaker & mic, support direct Bluetooth calls and full social app message push reminders 1.952-inch 410*502 AMOLED HD screen + 256M large memory, equipped with ...