Oppo's A series of smartphones has just got another member. The company has announced A57, the company's latest mid-range smartphone that is expected to go on sale in China. The phone will be available for purchase starting December 12, priced at $230.

The Oppo A57 features a 5.2-inch LCD screen with 2.5D curved glass and 720p resolution, Snapdragon 435 chipset with an octa-core 1.4 GHz CPU and Adreno 505 GPU. There is 3 GB of RAM, 32 GB of internal storage, a 16-megapixel rear camera with LED flash and PDAF, a 13 MP front camera and a 2,900 mAh battery.

OPPO A57 specifications

5.2-inch (1280 x 720 pixels) HD 2.5D curved glass display

1.4GHz Octa-Core Snapdragon 435 processor with Adreno 505 GPU

3GB RAM, 32GB internal memory, expandable memory up to 128GB with microSD

Android 6.0.1 (Marshmallow) with ColorOS 3.0

Hybrid Dual SIM (nano + nano/microSD)

13MP rear camera with f/2.2 aperture, 5P lens, PDAF, LED Flash

16MP front-facing camera with f/2.0 aperture, 1.12um pixel, 5P lens

Fingerprint sensor

Dimensions: 149.1×72.9×7.65mm; Weight: 147g

4G VoLTE, WiFi 802.11 a/b/g/n (dual-band), Bluetooth 4.1, GPS

2900mAh battery