product model vivo t1 usage scenarios: 5g phones, 4g phones, 3g phones, smartphones, tablets, camera phones, fast charging phones body material plastic rear shell the body color is obsidian black and electroluminescent blue fingerprint recognition side fingerprint recognition ram capacity 8gb ram storage type lpddr5 rom capacity 256gb rom storage type ufs 3.1 the storage card does not support capacity expansion factory system kernel android 11 operating system originos 1.0 heat dissipation vc liquid cooling heat dissipation speaker stereo dual speaker appearance length 164.7mm width 76.68mm thickness 8.49mm weight 192g hardware cpu model qualcomm snapdragon 778g cpu frequency 2.4ghz a78 * 1+2.2ghz a78 * 3+1.9ghz a55 * 4 cpu core count eight cores gpu model qualcomm adreno 642l.syi