Brand Polaroid
Model JSRTECH I7B WinPro 5.0
Released 2014 Oct
Hardware Designer JSR Technology
Manufacturer JSR Technology
Device Category 

Smartphone

Depth N/A
Platform 

Windows (mobile-class)

Operating System

Microsoft Windows Phone 8.1

CPU Clock 1200 MHz
CPU

Qualcomm Snapdragon 200 MSM8212, 2013, 32 bit, quad-core, 45 nm, Qualcomm Adreno 302 GPU

RAM Type 

LPDDR2 SDRAM

RAM Capacity (converted) 1.00 GiB RAM
Non-volatile Memory Capacity (converted) 8.0 GB ROM
Display Diagonal 127 mm
5 inch
Resolution 720×1280
Pixel Density 294 PPI
Display Type 

Color IPS TFT LCD display

Number of Display Scales 16.8M
Scratch Resistant Screen  No
Graphical Controller Qualcomm Adreno 302
Microphone(s) 

Yes

Loudpeaker(s):  

mono

Audio Output:  

3.5mm

Supported Cellular Bands 

GSM850
, GSM900
, GSM1800
, GSM1900
, UMTS2100 (B1)
, UMTS900 (B8) bands

Supported Cellular Data Links 

GPRS
, EDGE
, UMTS
, HSUPA
, HSDPA
, HSPA+ 21.1 data links

SIM Card Slot 

Yes

Complementary Phone Services 

Voice transmission
, Voice speaker
, Vibrate
, Speakerphone

Dual Cellular Network Operation 

Dual standby operation

Sec. Supported Cellular Networks:  

GSM850
, GSM900
, GSM1800
, GSM1900

Sec. Supported Cellular Data Links:  

GPRS
, EDGE

Sec. SIM Card Slot 

Yes

Touchscreen Type 

Capacitive multi-touch screen

USB 

USB 2.0

USB HS (480 Mbps)

USB Services 

USB charging
, USB Host
, USB PD

USB Connector 

USB Micro-B (Micro-USB)

Bluetooth 

Bluetooth 4.0

Wireless LAN 

802.11b
, 802.11g
, 802.11n

Wireless Services 

Wi-Fi Tethering

FM Radio Receiver 

FM radio (88-108 MHz)

Complementary GPS Services 

Simultaneous GPS
, A-GPS
, Geotagging
, QuickGPS

Camera Placement 

Rear

Camera Image Sensor 

CMOS

Number of effective pixels 8.0 MP camera
Zoom 1.0 x optical zoom
Focus 

CD AF

Video Recording 1920×1080 pixel
30 fps
Flash 

single LED

Camera Extra Functions 

Macro mode

Aux. Camera Image Sensor  No
Aux. 2 Camera Image Sensor  No
Aux. 3 Camera Image Sensor  No
Aux.4 Camera Image Sensor  No
Secondary Camera Placement 

Front

Secondary Camera Sensor 

CMOS

Secondary Number of pixels 1.9 MP 2nd camera
Secondary Video Recording 1280×720 pixel
30 fps
Sec. Aux. Cam. Image Sensor  No
Built-in compass 

Yes

Built-in accelerometer 

Yes

Additional sensors 

Light sensor
, Proximity sensor

Protection from solid materials 

Yes

Protection from liquids 

Yes

Battery 

Yes

Yes

1-cell
Nominal Battery Capacity 2400 mAh battery
Data Integrity 

Incomplete