Smartphone Mate31

Smartphone Mate31 Octa Core
Package Included:

  • 1 x Smartphone
  • 1 x Charger Adapter
  • 1 x Headphones
  • 1 x User Manual
  • 1 x phone case
  • 1 x Protection film
  • White, Black, Blue

Lead Time 1 Week
Shipping time 1 ~ Business Weeks

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Empower your workforce to be productive on the move with our mobility solutions. We offer a range of all in one hosting solution with mobile device to enable a cost effective, mobilized workforce.

Smartphone Mate31 Octa Core 6GB RAM+128GB ROM

The Smartphone Mate31 Octa Core 6GB RAM+128GB ROM Break through the limit of vision and feel the power of images. Exploring the future of performance releasing the possibility of energy. The new interactive design makes the operation simple and simple, the use of them obile phone is so simple and straightforward.

Product Advantage

  • 6.1 inch
  • 6GB RAM+128GB ROM
  • 8.0 + 16.0 MP Camera
  • 4500mAh Battery

2.5D Glass plated back over
Break through the boundaries of vision, see the power of images, explore the future of performance and unlock energy.

Light and shadow carving beautiful in the ring
The four colors are extracted from the natural spectral color, which is concentrated in the beauty of the future.

  • Gray, Green, Purple

6.1 inch full screen
Lika a drop of water on the screen, each bright screen is a new experience with a 6.1 inch full screen, the screen ratio is as high as 91%, allowing you to experience a wider field of vision, in games and videos, the content is displayed more, and the phone is still small and light.

8.0MP Front Camera
The phone also packed 8.0MP self snapper for allowing you preserve your own smile or precious memory in outstanding clarity.

16.0 million HD rear camera
Adopt dual core sensor, and introduce A.I artificial Intelligence, post-quick, double shot, add image Rubbik’s cube technology, and then cooperated with A.I scene camera. A.I back light photo, A.I portrait composition, let the mobile phone become your professional imaging team.

MT6779 Octa Core
Reshaping Android resources scheduling mechanism, greatly reducing the probability of stagnation, crash and so on, so that you can snatch red packets faster. The key experience between games engines, playing large scale games, has greatly improved the network speed, frame rate and picture smoothness.

6GB + 128GB flash memory
6GB big memory and 128GB storage space, ensuring smooth loading of screens, common game process resident in the background, quickly switch to other application in seconds, and are not afraid of being killed even if hung up for a long time.

Zero photosensitive face recognition
With zero-light face recognition, zero-light face recognition can accurately recognize faces all the time, bringing a science fiction unlocking experience. Zero-light face recognition with hidden infrared light, no need to glare in the dark environment, still easy to react your face.

Dual SIM + dedicated micro SD card slot
Up to 128GB expandable storage. Supports simultaneous use of two SIM cards of data and phone calls or a micro SD card for data storage

Due to the difference in light, the actual color of the phone may be slightly different from the screen and the picture. Color names are only used to distinguish between individual SKUs. Please understand that. Thank you.

The battery capacity is typical of the factory laboratory, the specific charging speed, the length of use and other data, the actual situation will be slightly different due to the power cord, power adapter, ambient temperature. When the phone is completely out of power and automatically shuts down, you need to charge your phone for more than 10 minutes to boot. It is recommended to charge when the battery is less than 20% charged.

Available memory capacity is subject to preloaded software

Product images and models, data, functions, performance, specifications, etc. are for reference only. We may improve the above contents. For details, please refer to the product and product description. Unless otherwise stated, the data contained in this website are our internal test results, and the comparisons are compared with our products.

The mobile phone does not support the telecom CDMA 2G 3G network.

Additional information



MTK6779 Octa Core


Dual sim dual standby(A slot support SIM card, another slot support SIM card or TF card)


6.1 Inch FHD+ Screen


1511 Box Speaker






Black/Purple/ Green



Multi Media

MP3/MP4/3GP/FM Radio/Bluetooth


Front Camera 8MP+ Rear Camera 16MP

Multi Function

Full screen, Face recognition, finger print, Dual SIM, Wifi, GPS, Gravity Sensor, Alarm, Calendar, Calculator, Audio recorder, Video recorder, WAP/MMS/GPR, Image viewer, E-Book,World clock, Tasks card rear flash IML rear cover


Multi-language support

Operating System

Android OS 10.0


4500Mah Lithium-ion battery


1 Year


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All our price are in Japanese Yen.
We offer different options. As some people don’t like using their credit cards online, there are other solutions.

JPStream’s preferred payment method is via debit order. Our automated billing system offers a convenient and secure debit order facility.

For people living in Japan we accept ATM transfer

We now accept cryptocurrencies as a modern payment system.

  • Bitcoin;
  • Bitcoin Cash;
  • Bitcoin SV
  • Ethereum
(Ripple and Monacoin Accepted)
We recommend our customer to send us their blockchain payment information when any add funds or payment are done by crypto currencies. Thank you for your cooperation.

Please contact your account assistant for additional information about crypto payment.
All of our products are 100% new original factory.

Fast Shipping
Ship out the goods within one week after confirming the payment. The express delivery time around 1 ~ 2 Business Weeks.

100% Excellent Service
Your satisfaction is the core goal for everyone, We are appreciated to service to you, all of us will try our best to meet your requests.

All our product come with the following warranty level.

  • Smartphone warranty: One Year with Free Repair
  • Other IoT products: Warranty One Year
  • Trade Assurance: Included to protects your orders

Please contact your executive assistant for further information