Details:

Specifications of Asus Zenfone 4 A400CXG (Black, with 8 GB, with Soda Lime Glass)
GENERAL FEATURES
Brand Asus
Handset Color Black
Form Bar
SIM Size Micro SIM
Call Features Loudspeaker
Model Name Zenfone 4
Touch Screen Yes, Capacitive
SIM Type Dual Sim, GSM + GSM
Model ID A400CXG
In the Box USB Cable, Handset, Warranty Card, Charger, Manual
Camera
Secondary Camera Yes, 0.3 Megapixel
Primary Camera Yes, 5 Megapixel
Multimedia
Video Player Yes
Music Player Yes, Supports MP3
FM Yes
Internet & Connectivity
Bluetooth Yes, v4, Supported Profiles (EDR, A2DP)
Navigation Technology A-GPS, GLONASS, with Google Maps
Wifi Yes, 802.11 b/g/n
GPRS Yes
EDGE Yes
USB Connectivity Yes
3G Yes, 42 Mbps HSDPA; 5.76 Mbps HSUPA, HSPA+
Other Features
Phone Book Memory Yes
Call Memory Yes
SMS Memory Yes
SAR Value At the Head - 0.745 W/Kg
Additional Features 5 GB Free Lifetime ASUS Web Storage, Mirac Wi-Fi Protocol Wi-Fi Support
Display
Resolution WVGA, 480 x 800 Pixels
Other Display Features 10-finger Multi-touch Panel, Soda Lime Glass
Type TFT
Size 4 Inches
Dimensions
Weight 115 g
Size 61.44x124.42x11.5 mm
Warranty
Warranty Summary 1 year manufacturer warranty for Phone and 6 months warranty for in the box accessories
Battery
Talk Time 12 hrs (3G)
Standby Time 295 hrs (3G)
Type Lithium, 1600 mAh
Memory and Storage
Expandable Memory microSD, upto 64 GB
Memory 1 RAM
Internal 8 GB
Platform
Operating Freq GSM - 850, 900, 1800, 1900; UMTS - 2100
OS Android v4.3 (Jelly Bean), Upgradable to v4.4 (KitKat)
Processor 1.2 Intel Atom Z2520 Processor with Intel Hyper Threading Technology, Dual Core