
The ultrathin protected Sigma mobile smartphone with the rounded edges of screen and the back panel of housing, performed in style City casual.
Smartphone’s housing is designed in accordance with the IP68 standard, which allows it to be used in extreme conditions. The X-treme PQ52 is as high possible as protected against an ingression of water, dust and dirt. The traditional damping titanium plate inside is used to further fix the components, which reinforces the construction and is an additional protective factor in case of accidental falls of the smartphone.
An exclusive original housing design marks the X-treme PQ52 from other protected smartphones.
Neither rough lines nor hint of brutality – just style, sophistication, elegance.
An incredibly pleasing feeling of warmth and smoothness from the surface is made possible by the use of polymer composite materials in a housing and 2.5D screen glass with rounded edges.
Henceforth security may look brilliantly. The side faces of the smartphone are neatly trimmed with a thin rubber bumper that performs a protective function against accidental falls as well as ingression of water and dirt inside.
X-treme PQ52 smartphone operates on quad-core processor MTK6737T with 1.5 GHz clock frequency, running Android 7.0. OS. Pure Android and Google Mobile Services certification allow users to be sure that the system and smartphone have been prepared by manufacturer in accordance with Google’s recommendations.
On the board of the smartphone provided for 3GB of RAM and 32GB of ROM for downloading various games, applications, and as well as for storing a large number of photos, audio and video files. Additional memory increasing is possible due to use micro-SD cards up to 32 GB. One of the SIM card slots is used for this.
A 5 MP front camera with flash allows you take high-quality and bright selfies and communicate online with friends via messengers. A main camera with Samsung S5K3L8 module with flash and the support of phase autofocus allows you to receive clear and focused photos and record video.
X-treme PQ52 is equipped with a 5-inch color screen with an IPS matrix of HD format with 1280×720 pixel resolution. The protection of screen is provided by a glass of increased resistance to scratches called Gorilla Glass 3 and an additional protective screen applied on the display.
A built-in rechargeable battery of 3000 mAh allows you to actively communicate and use the necessary applications within a day.
Wi-Fi module provides an access to wireless Internet. The support of operation high-speed 3G/4G networks is ensured by two slots for SIM cards of nanoSIM standard. Travelers and automobilists will come in handy a built-in GPS module with GLONASS support, which provides determining of place location and gives opportunities to use navigation programs.
X-treme PQ52 is a smartphone for those, who try to have the maximum protection while impressing with style and sophistication.

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.
Device | Warranty terms | Service term | |
| Mobile phones series X-treme | Main device | Eighteen months | Three years |
| Mobile phones | Main device | Twelve months | |
| Tablets | Main device | Twelve months | |
| Action cameras | Main device | Twelve months | |
| Bluetooth headsets | Main device | Twelve months | |
| Accessories and batteries | Rechargeable 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
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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