Tecno Spark 7T official Pictures. Tecno Spark 7T is a Smartphone of tecno. The Tecno Spark 7T Android Smartphone. Announced Jun 2021. Features 6.52″ Display, MediaTek Helio G35 Chipset, 6000 MAh Battery, 128 GB Storage, 4 GB RAM. Tecno Spark 7T price starts.