Symphony Helio S25 comes with Android OS, v6.0 Marshmallow OS,5.5 inches IPS LCD capacitive touchscreen, 16 Millions colors with Corning Gorilla Glass 3 and 1920 x 1080 pixels resolution + 400 ppi pixel density, It has Jet Black color, Dual SIM Slot supports 2G, 3G and 4G LTE network.
The smartphone has 13MP+5MP rear camera having geo-tagging, touch focus, face detection, HDR and panorama features and 13MP front camera for selfie experience.
Symphony Helio S25 has Octa-core, 1.95 GHz (64 bit) processor, Mediatek MT6755 chipset and Mali-T860 MP2 GPU.
It has 4GB RAM and 64GB internal Storage, microSD, up to 128 GB card slot. It brings Bluetooth v4.0, A2DP, LE + microUSB v2.1 and 3.5 mm Audio jack.
Here is Li-Po 3000 mAh battery but no fast charging and wireless charger support.
The smartphone has Fingerprint (front-mounted), accelerometer, gyro, proximity and compass sensors.