Yoyo Share life's memories with a simple touch HotKnot, Screen Transfer Technology Now, it is easier to share. Choose photos, songs or files, and simply touch the two screens together. HotKnot will send the file immediately, as fast as your current wifi speed. OTG The OPPO Yoyo is supported with OTG, which allows you to exchange data between different kinds of devices by connecting your OPPO Yoyo with your mouse, keyboard or USB flash drive. You can also charge another Android, Windows or IOS device by building a connection and supplementing battery power of devices for people around you. Quick Reach, By ColorOS Screen-off Gestures Easily wake up your device by double tapping the screen. Slide up/down with two fingers to play or pause music. Draw a “Circle” to open the camera. Draw a “V” to open the flashlight. More screen-off gesture for you to explore! Gesture Panel Gestures are what connect the user to the device and really open up a wide range of personalization possibilities. The gesture panel can be accessed via the top left side of the notification bar. You can use various gestures to open up your selected features and apps. All gestures are customizable to the individual user’s desires. Smart Dual SIM Card The OPPO Yoyo supports dual SIM cards. This allows the user to keep work and social life separate and easily enables switching between SIMs.