DM20: A well-equipped smartwatch with 4G connectivity, onboard GPS, a heart rate monitor and a large battery - NotebookCheck.net News
Dm20 4g Smart Watch Sim Card 3gb+32gb 1.88 Inch Men Gps Wifi Android 7.1 Smartwatch Hd Camera 5mp Vs Dm98 For Xiaomi Phone - Smart Watches - AliExpress
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DM20 4G Android 7.1 Smart Watch 3GB+32GB Support SIM card Camera 780mAh Battery GPS WIFI 1.88inch Phone Watch Men Women | Wish