Vivo Y66i was launched in Winter 2017. The phone inch was 5.5 inches with Capacitive screen , multi-touch with display resolution 1280×720 pixels (720P).
Vivo Y66i is powered by Qualcomm Snapdragon 435 1.4GHz (4 cores) and the RAM of 3GB. The phone internal memory capacity is 32GB. As for us the camera concerned, it has front and rear camera with 5MP and 13MP.
Vivo Y66i, the battery capacity is 3000mAh and Non-removable battery.
Vivo Y66i has Micro SIM card , nano SIM card , dual sim. The Connectivity options include Gravity sensing , distance sensing , light sensing , electronic compass , fast charging , gyroscope.
"Vivo Y66i firmware" With the new Face Wake facial recognition, unlocking is easy, face recognition is very sensitive, and no longer use fingerprints to unlock. Now I just need to light up the screen and then face the front camera to quickly identify and complete the smart unlock.