Celkon A21 Full Specifications

network
expand
  • Technology GSM / HSPA
  • 2G bands GSM 900 / 1800 - SIM 1 & SIM 2
  • 3G bands HSDPA 2100
  • Speed HSPA
launch
  • Announced 2014
  • Status Available. Released 2014
body
  • Dimensions 124.8 x 66.1 x 10.8 mm (4.91 x 2.60 x 0.43 in)
  • Weight 115.3 g (4.06 oz)
  • SIM Dual SIM (Dual stand-by)
display
  • Type Capacitive touchscreen
  • Size 4.0 inches, 47.6 cm2 (~57.8% screen-to-body ratio)
  • Resolution 320 x 480 pixels, 3:2 ratio (~144 ppi density)
platform
  • OS Android 4.2.2 (Jelly Bean)
  • Chipset Mediatek MT6582 (28 nm)
  • CPU Quad-core 1.3 GHz Cortex-A7
  • GPU Mali-400MP2
memory
  • Card slot microSDHC
  • Internal 512MB 256MB RAM
main camera
  • Modules 3.15 MP
  • Video Yes
selfie camera
  • Modules 1.3 MP
  • Video
sound
  • Loudspeaker Yes
  • 3.5mm jack Yes
comms
  • WLAN Wi-Fi 802.11 b/g/n
  • Bluetooth 4.0, A2DP
  • GPS No
  • Radio FM radio
  • USB microUSB
features
  • Sensors Accelerometer
battery
  • Li-Ion 1500 mAh battery
  • Stand-by Up to 120 h (3G)
  • Talk time Up to 8 h (3G)
misc
  • Colors Black, Blue, Red
  • SAR EU 0.99 W/kg (head)     1.39 W/kg (body)