CPU: Qualcomm MSM8212 / Quad-Core @1,2 GHz Cortex A7
GPU: Adreno 302
RAM: 512 MB
Internal Storage: 4 GB
Expandable Storage: Micro SD card up to 128 GB


Diagonal Size: 4 inch (10.1 cm)
Resolution: 800 x 480 (WVGA)
Technology Type: LCD


Operating System: Windows Phone 8.1
Application Store: Windows Phone Store
Internet browser: Internet Explorer
Voice Assistant: Cortana (available only in certain regions - check windows.com for more details)
Micorosoft Apps preinstalled: Xbox Music, Xbox Games, Xbox Video, News, Maps, OneDrive, Office
Email Compatibilities: POP/IMAP/ Exchange Active Synch/ SMTP/Push Mail

Wireless Technologies

SIM Placement and Type: 2 x Mini SIM
GSM / GPRS / EDGE freqs: 850 / 900 / 1800 / 1900 MHz
UMTS / WCDMA / 3G freqs: 900/2100 MHz
Data Rates: HSDPA + 42 Mbit/s - HSUPA + 5.76 Mbit/s
Wifi: Yes
Bluetooth: Yes, with Bluetooth Smart
SAR / DAS: Head: 0.28W/kg / Body: 1.03W/kg


Back camera: 5MP autofocus with flash
Video Encoding: 640 x 480
Front Camera: 0.3 MP


Removable: Yes
Battery Size: 1950 mAh
Standby Time: 207.5 hrs
Talk Time 2G: 9.3 hrs
Talk Time 3G: 8.62 hrs
Battery Type: Li-Ion
Battery weight: 36g
Number of cells: 1
Charging Adaptor: 5V 800mA micro-USB


Video Playback: H.264 up to 720p resolution – 30 fps/ AVI/MP4/3GP
Audio Playback: MP3 , WAV (PCM/ADPCM), AAC, AAC+ 5.1, OGG Vorbis
FM radio: Yes
Image viewing: JPEG, BMP, GIF, PNG
Alert Type: Vibration, MP3, WAV ringtones

Ports and Sensors

Loudspeaker: Yes
Audio out: 3.5mm Jack
Microphone: Yes
Light and Proximity: Yes
USB: Micro USB V2.0
G-sensor: Yes

What's in the box

ARCHOS 40 Cesium
3 Back casings (Blue, Black, Yellow)
USB charger
USB cable
Hands-free kit
Quick Start Guide
Warranty Booklet