That's how Oppo made their model R1001 Joy

Model Oppo R1001 Joy was announced in May 2014

Communication

R1001 Joy has networks EDGE, GPRS, 2G and 3G. Performance is HSPA, GSM / HSPA.

I/O on Oppo R1001 Joy are GPS Yes, with A-GPS, USB microUSB 2.0, WLAN Wi-Fi 802.11 b/g/n, DLNA, hotspot, Radio FM radio, Bluetooth.

RAM, CPU, technical info

Dual-core 1.3 GHz Cortex-A7 CPU was designed for R1001 Joy, based on chipset Mediatek MT6572, Considering Oppo R1001 Joy rank GPU on this device is Mali-400.

Memory on this device is 4 GB, 512 MB RAM, microSD is supported microSD, up to 32 GB (dedicated slot), under the hood is Android 4.2.1 (Jelly Bean).

Additional

Specific features on the R1001 Joy are - MP4/H.264/FLAC player - MP3/eAAC+/WAV player - Document viewer - Photo viewer/editor - Voice memo/dial.

Let's talk a bit about battery , it is most frequent asked thing on device in nowdays Removable Li-Ion 1700 mAh battery.

Accelerometer, proximity sensors are supported on this device.

About camera on Oppo R1001 Joy

The model has 3.15 mega pixels camera. Few another extra features are 3., LED flash. Video on main camera of this device is available with 720p@30fps choices. This is quite good for instance one of available devices at the moment, Micromax A121 Canvas Elanza 2, This phone has 3.15 megapixels lens. Few another extra properties are autofocus, LED flash. Video recording on main camera of Oppo R1001 Joy is supported with 720p options

In R1001 Joy Oppo designers decided to put 3.15 million pixels selfie camera. Unfortunatelly nothing any features to mention.

Oppo R1001 Joy body and color options

Oppo engineers made R1001 Joy as 63mmX124mmX9.9mm.

Designers in Oppo have put lot of efforts applied to their new model 1 colors, white also black.

Oppo R1001 Joy display is built as TFT capacitive touchscreen, 16M colors, at a moment R1001 Joy had display larger size than only 28% of devices in mobile market, enforced by 4.0 inches, 45.5 cm2 (~58.3% screen-to-body ratio) screen with resolution 480 x 800 pixels ratio is 5:3, density 233 pixels in 1 inch supporting multi touch.