Hello Everyone, The Yi 4K+ Camera are presell on Geekbuying, Here is the detailed information. URL:http://www.geekbuying.com/item/YI-4K-Plus-Ultra-HD-Action-Camera-Ambarella-H2-SONY-IMX377---Black-375730.html Highlights YI 4K+ Action camera YI 4K+ packs many advanced technologies inside a tiny camera. It comes with an IMX377 12MP image sensor, 7 glass lens, Ambarella H2 chipset, quad-core Cortex-A53 ARM processor, ATL1400mAh battery, 2.19” retain touch screen and much more. Your YI 4K+ can produce image and video of the highest quality you can imagine. Ambarella H2 Chipset Quad-core ARM®Cortex®-A53 64-bit CPU Ambarella H2 Features a new-generation image processing pipeline which includes 64-bit HDR video processing and excellent imaging,Support H.264 encoding, low power consumption even at 4K/30fps Sony IMX377 12MP 1/2.3" Sensor Don’t get irritated as the sensor of the first Yi Action Camera features the larger 16 MP Sony Exmor IMX206 sensor. The IMX377 is faster