Type: On Wrist Smartwatch. RAM+ROM: 6GB+128GB. Model Number: T7 4G Smart Watch. 4G: LTE-FDD: B1 B2 B3 B4 B5 B7 B8 B12 B17 B20 B28. LTE-TDD: B34 B38 B39 B40 B41. You only need to insert a SIM card or connect to WIFI to use it as an Android phone.
eBay