Yi 4K Action Camera ( Item#: D4421B )

Travel with Yi 4K action camera. Adopting for Ambarella A9SE7S, for Sony IMX377 sensor and 7 glasses 155°wide-angle optical lens, Yi 4K has achieved 4K/30fps, 1080P/120fps, 720P.240fps recording, reaching a new height!  High sensitivity and 330ppi high resolution touchscreen shows clear and vivid pictures. Easy to operate!  

Features:
4K/30fps, 1080P/120fps, 720P/240fps video resolution, create movie class dynamic shooting.
Adopt for Ambarella A9SE75 the world's lastest chipset, and for Sony IMX377 12MP sensor, ensure high smoothness and full HD 4K recording.
7 layers glasses, 155°wide angle optical lens, F2.8, max. 12MP photo resolution, capture more delicate and clearer pictures.
With image distortion calibration, ensure maximum fidelity, keep items close to their real shape.
High sensitivity and 330ppi high resolution 2.19" touchscreen for instant reaction and vivid display, adopt for scratch-resistant and impact-resistant Gorilla glass.  
Support Single Shot / Timer / Burst(up to 30P/s) / Time Lapse Photo photography mode.
Support Normal / Time Lapse Video(create a complete video automatically ) / Slow Motion / Loop / Video & Photo recording mode. 
High speed 5GHz/2.4GHz WiFi connection save you more time to shoot, edit and share globally.
Large capacity 1400mAh rechargeable battery, can support 2h 4K/30fps recording and up to 8h standby time.
Compatible with 16 ~ 128GB memory card. (Not included)
Compact and mini, waterproof 45m, ideal for recording extreme sport adventures. （Waterproof housing is not included.）

To enjoy more fun with Yi 4K, we highly recommend you to take a look at the below relative accessories:
45m waterproof case (Product Number: D4099B), 8 in 1 fixing accessories (D2826), 32GB memory card (D2943-1), Selfie pole (D2817), Battery (D4160), Battery charger (D4157).
If you are interested in it, please contact our sales with the product number.

Specification:
Brand: Xiaomi
Model: Yi 4K
Color: Night Black
CPU: Adopt for Ambarella A9SE75 (Latest)
Sensor: Adopt for Sony IMX377 12MP CMOS Sensor(Latest)
Screen: 2.19" Retina Touchscreen, 640*360 pixels(330ppi), 16:9 widescreen, 160°viewing angle
Lens: 7 Glasses Optical Lens, 155°Wide Angle, F2.8
Focal Length: 2.73+-5%mm
Waterproof Level: Underwater 45m (Waterproof housing is not included.)
Distortion Calibration: Support
Anti-shake: Support (Under 1080P 30/60fps)
WiFi: Support (2.4GHz/5GHz, high speed)
Bluetooth: Support
Auto Low Light Adjustment: Support
Set Default Mode: Support
In Housing Mode: Support
Image Resolution: 12MP(4000*3000) / 8MP(3840*2160) / 7MP W(3008*2256) / 7MP M(3008*2256) / 5MP(2560*1920)
Video Resolution: 4K(3840*2160) 30fps / 4K Ultra(3840*2160) 30fps / 2.5K(2560*1920) 30fps / 1440(1920*1440) 30/60fps / 1080 (1920*1080) 30/60/120fps / 1080 Ultra(1920*1080) 30/60/120fps / 960(1280*960) 60/120fps / 720(1280*720) 240fps / 720 Ultra (1280*720) 60/120fps / 480(848*480) 240fps
Photo Format: JPEG
Video Format: MP4
Photo Mode: Single Shot / Timer / Burst / Time Lapse Photo
Video Mode: Normal / Time Lapse Video / Slow Motion / Loop / Video & Photo
Burst: 3 / 5 / 10Photo per second; 10P/2s,  10P/3s, 30P/s, 30P/2s, 30P/3s, 30P/6s
Time Lapse Photo Interval: 0.5s / 1s / 2s / 5s / 10s / 30s / 60s
Timer: 3s / 5s / 10s / 15s
Time Lapse Video: 0.5s / 1s / 2s / 5s / 10s / 30s / 60s (Under 4K/30fps or 2.5K/30fps mode)
Time Lapse Video Length: OFF / 6s / 8s / 10s / 20s / 30s / 60s / 120s
Slow Motion Rate: 8 / 4 / 2 (Under 720P/30fps mode)
Loop Recording Length: 5min / 20min / 60min / 120min / Max
Video & Photo Interval: 5s / 10s / 30s / 60s (Under 2.5K/30fps, 1440P/30fps, 1080P/30fps, 1080P/60fps)
Video Rotation: OFF / ON / Auto
Brightness: High / Medium / Low
Volume: High / Low / Mute
Video Standard: NTSC / PAL
Metering Mode: Center / Spot / Average
WB: Auto / Native / Tungsten / Daylight / Cloudy
Color: Yi Color / Flat
Photo Shutter Speed: Auto / 2s / 5s / 10s / 20s / 30s
ISO: Auto / 100 / 200 / 400 / 800
EV: +-2.0(0.5 Step)
Time Stamp: Off / Date / Time / Date-Time
Day Setting: Year / Month / Day
Time Setting: Hour / Minute
Screen Auto Lock: Never / 30s / 60s / 120s
Auto Power OFF: Never / 3min / 5min / 10min
Input: 5V 1A
Microphone: Dual
Tripod Mount: 1/4"
Compatible Memory Card Capacity: 16 ~ 128GB Micro Memory Card (Not included.)
Battery Capacity: 4.4V 1400mAh Li-ion Polymer Battery (Support 2h 4K/30fps video recording, 8h stand by.)
Item Size:  6.3 * 4 * 3cm / 2.5 * 1.6 * 1.2in
Item Weight: 8.9g / 3.1oz
Package Size: 10.1 * 10.1 * 5.9cm / 4.0 * 4.0 * 2.3in
Package Weight: 232.5g / 8.2oz

Package List:
1 * Action Camera with Battery
1 * USB Cable
1 * User Manual(English)

Note:
Memory card is not included, and class 10 U1 or higher is highly recommanded.