key specification and vivo authorized showroom locationvivo s7tLatest Smartphone of vivo mobile phone Launched in 2021, January 3o. The Smartphone said to be 6.44 inches, 100.1 cm2 (~85.0% screen-to-body ratio)Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) feature Powered by MediaTek MT6875 Dimensity 820 5G (7 nm)CPU Octa-core (4x2.6 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55)GPU Mali-G57 MC5vivo s7t mobile network Bangladesh and coverage frequencyvivo s7t network Technology GSM / HSPA / LTE2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2CDMA 8003G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 21004G bands 1, 3, 5, 8, 34, 38, 39, 40, 415G bands 1, 3, 41, 77, 78, 79 SA/NSASpeed HSPA 42.2/5.76 Mbps, LTE-A, 5G sources of data collection