vivo's teaser campaign for the X300s continues. Following some revelations from a couple of days ago, today the brand has officially revealed that the phone sports a 7,100 mAh battery. That's the biggest capacity in the X-series so far. The X300s is also officially confirmed to sport a 6.78-inch flat screen with 144Hz refresh rate, symmetrical dual speakers, a custom vibration motor, an ultrasonic in-display fingerprint sensor, and to have support for USB 3.2 Gen 1. vivo X300s officially confirmed specs The X300s is expected to be unveiled alongside the X300 Ultra, which was...

















