•the display is made of glass
• voice communication
8” IPS HD (1280x800)
Operating system
Android™ 8.1 Oreo
SIM type and quantity
1 SIM (microSIM)
4000 mAh (built-in)
RAM : 2 GB
ROM: 16 GB
front: 2 Mpx
main: 5 Mpx
View all specifications
Where to buy

A 8-inch stylish and modern X-Style Tab A83

Sigma mobile X-Style Tab A83 is a compact tablet for those who primarily value mobility and
prefers to keep always your favorite device at hand.  It is the best suited to the role of a portable assistant, which allows you to perform urgent and daily work tasks as quickly and directly upon the road.

A tablet has a necessary set of functions for autonomous operation on the road, in nature, on business trips. In short, when you need a longtime operation without recharging. A 4000mAh battery capacity is enough for continuous video playback via Wi-Fi for up to 9 hours or up to 8 hours of reading eBook, and the tablet lives up to 14 days in standby mode.

X-Style Tab A83 is equipped with 8-inch IPS display with 1280×800 pixel resolution with a support of Multi-touch in 5-touches and a powerful quad-core processor MT8321 (Cortex-A7) with a 1.3GHz clock frequency. Tablet’s screen is covered with glass, which makes it more durable and resistant to mechanical damage. A 2GB of RAM and a built-in 16GB is enough for quickly and correct operation with programs and games. And a large-scale content can be stored on a microSD memory card up to 32GB, thanks to its provided microSD slot.

The tablet operates on a pure Android 8.1 Oreo OS. Pure Android and Google Mobile Services certification allow users to be sure that this system and tablet have been prepared by us in accordance with Google’s recommendations.

X-Style Tab A83 may be used as a navigator thanks to a GPS module, and 3G technology allows you to use not only voice services of mobile operators, but as well as mobile Internet. Micro-SIM slot is provided for this purpose. A wireless connection is provided via 802.11 b/g/n built-in Wi-Fi modules and Bluetooth 4.0.

The tablet perfectly takes photos thanks to a 5MP main camera with a photo flash and a 2MP front webcam.

The housing of tablet is made of a combination of metal and plastic, on the flat ends of which are external connectors: micro USB (OTG) for connecting a charger unit and peripherals (mice, keyboards, flash drives, etc.) and a 3.5 mm connector for connection headsets, and there is a module for SIM card and microSD memory card.

It is noteworthy that using of microUSB-OTG adapter (included in a delivery set) you can connect not simply additional devices, but as well as charge other devices: mobile phones/ smartphones / tablets, etc.

Operating system
Android™ 8.1 Oreo
certified by Google Mobile Service
MediaTek MT8321, Quad Core, 1,3 GHz
SIM type and quantity
1 SIM (miniSIM)
8” IPS HD (1280x800)
Multi touch (5 touches), viewing angles-178˚
Display material is glass
2G: GSM 850/900/1800/1900 MHZ
3G: WCDMA 900/2100 MHZ
RAM : 2 GB
ROM: 16 GB
Memory slot
microSD (up to 32 GB) - separate
front: 2 Mpx
main: 5 Mpx
Location detection technology
support WiFi 802.11 b/g/n and WiFi Hotspot
4.0 BLE
the OTG Function support with the charging other devices
4000 mAh (built-in)
Running time:
- standby mode up to 14 days
- video viewing mode via WiFi up to 9 hours in brightness comfortable for viewing (without any SIM-card)
- e-book reading mode up to 8 hours
Headphone Jack
3,5 mm
Connector for charger
microUSB (+OTG)
207*123*9 mm
Housing materials
360 g
Housing color
In the box
Tablet X-Style Tab A83, USB power adapter, USB cable, OTG cable, User manual (UA/EN), warranty card
12 months
Sigma mobile reserves the right to change the divice technical specifications and configuration without notice.
User manual (UA)
User manual (EN)
Presentation (UA)
Conformity certificate (UA)


Sigma mobile company guarantees a high quality and faultless functioning of their devices upon conditions of careful usage and considerations of exploitation rules.

After the expiration of device’s service term, we advise you to contact the Authorized Service Center for preventive maintenance and receiving recommendations for the further exploitation of device. In order to prevent possible misunderstandings, it is preferable to keep the documents that are attached to the device upon its sale (sale receipt or cashier’s receipt, instruction of exploitation, warranty card) during the service term. A warranty card establishes warranty liable for device to the extent, provided by the Law of Ukraine On protection of consumer’s rights.

Warranty conditions

  • A warranty provides free repair or replacement of the device during the warranty term. Warranty service is only provided in the presence of a valid warranty card and fiscal check.
  • The renewal of software is a technical maintenance of the product and is not considered as repair and thereforeis not a valid reason for a replacement or a refund;
  • The Periodic service of device (replacement of batteries, cleaning, etc.) is carried out by request for an additional fee.
  • The warranty term for main devices and accessories is set by Sigma mobile with reference to from the date of device’s sale (look at Table 1).
  • Service term is established by Sigma mobile company in reference to the date of the device’s purchase (look at Table 1).
  • Warranty service is provided exclusively at  Authorized Service Centers in Ukraine. The sheet of service centers may be changed



Warranty terms

Service term

Mobile phones series X-treme Main deviceEighteen months

Three years

Mobile phonesMain deviceTwelve months
TabletsMain deviceTwelve months
Action camerasMain deviceTwelve months
Bluetooth headsetsMain deviceTwelve months
Accessories and batteriesRechargeable batteries (including built-in types)Six months

Two years

Memory cards, cables, headsets and other accessories and parts, which don’t requare to disassemble the mobile device in order to replace.

One month

Table 1

The manufacturer shall not bear warranty obligation regarding the device in the following cases:

  • Violations of rules and conditions of exploitation, adjustment, installation of device, described in the User’s Manual and other documentation, which is transported to the consumer in the complete set with the device;
  • If mechanical damages have occured after the transfer of the device to the consumer;
  • The ingression of inappropriate items, liquids, insects, etc. inside the device during usage;
  • Device’s operation in conditions of excessively high or low temperature, surrounded by high humidity, high dust content;
  • Making schematic-technical, design or software changes, not approved by the manufacturer;
  • Repair or modification of device, performed by unauthorized persons;
  • If the damage is caused by the use of non-standard and/or non-qualified expandable materials, charging devices, spare parts, batteries, electronic media, software products that were not supplied or recommended by the manufacturer;
  • If the damage (defects) is caused by the action of computer viruses or similar programs;
  • If the damage (defects) is caused by non-compliance with standards or technical regulations of the power, cable, telecommunication networks, radio signal power, including features of the relief and other similar external factors, usage of the device on the edge or outside of a network action zone, connection to inappropriate or defective external devices;
  • If the defect occurred due to natural wearing down during the exploitation of the device. In this case, natural wearing down is understood as the consequences of product’s operation, which caused the deterioration of technical status and appearance due to long-term using of this device;
  • If the damage of LCD pixels of screens does not exceed 0.0005 percent of the total quantity of pixels on the screen (according to the ISO 9241-303)
  • The occurrence of force majeure (natural phenomena, fire, lightning, etc.).


The manufacturer shall not carry warranty obligation:

Under no circumstances are the manufacturer or its authorized organizations for unusual, incidental, direct or indirect damage (or losses), including, but not limited to, lost profits, loss or inability to use information or data, expenses of recovering information or data, damages caused by interruptions in commercial, manufacturing or other activity, arising in connection with the usage or inability to use a device.

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