Here are the official specs
Network
SIM size Micro-SIM (3FF)
Infra 2G GSM, 3G UMTS, 4G LTE FDD
2G GSM 850/900/1,800/1,900MHz
3G UMTS 850/900/1,900/2,100MHz
4G LTE B1 (2,100), B2 (1,900), B3 (1,800), B5 (850), B7 (2,600), B8 (900), B20 (800)
Connectivity
USB Version USB 2.0
Location Technology GPS, Glonass
Earjack 3.5mm Stereo
MHL MHL 1.3
WiFi 802.11a/b/g/n 2.4 + 5GHz, HT40
WiFi Direct Yes
Bluetooth Version Bluetooth v4.0
NFC Yes
Bluetooth Profiles DI MAP PBAP A2DP AVRCP HFP HSP OPP SAP HID PAN HOGP
PC Sync. KIES
OS
Android Kit Kat
Display
Technology (Main Display) Super AMOLED
Size (Main Display) 4.8" (121.9mm)
Resolution (Main Display) 720 x 1280 (HD)
Color Depth (Main Display) 16M
S Pen Support No
Processor
CPU Speed 1.7GHz Dual + 1.3Ghz Quad
CPU Type Hexa-Core
General Information
Colour Charcoal Black, Shimmery White
Form Factor Touch Bar
Memory
RAM Size (GB) 2GB
ROM Size 8GB
External Memory Support MicroSD (up to 64GB)
Camera
Video Recording Resolution FHD (1920 x 1080) @60fps
Main Camera - Resolution CMOS, 20.7MP
Front Camera - Resolution CMOS, 2.0MP
Main Camera - Flash Yes
Main Camera - Auto Focus Yes
Sensors
Accelerometer, Geomagnetic Sensor, Gyro Sensor, Light Sensor, Proximity Sensor
Physical Specification
Dimension (HxWxD, mm) 137.5 x 70.8 x 20.2mm
Weight (g) 200g
Battery
Internet Usage Time (3G) (Hrs) - Up to 7 hours
Internet Usage Time (LTE) (Hrs) - Up to 7 hours
Internet Usage Time (Wi-Fi®) (Hrs) - Up to 9 hours
Video Playback Time (Hrs) - Up to 11 hours
Standard Battery Capacity 2430 mAh
Audio Playback Time (Hrs) - Up to 47 hours
Standby Time (3G WCDMA) (Hrs) - Up to 14 hours
Audio & Video
Video Playing Format FLV, M4V, MKV, MP4, WEBM, WMV, 3G2, 3GP, ASF, AVI
Video Playing Resolution FHD (1920 x 1080) @60fps
Audio Playing Format MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA
Services & Applications
Gear Manager Yes
S-Voice Yes