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BLU J4
device image
Released 2019, October
158g, 10mm thickness
Android 8.1 Oreo
1 GB RAM
5.5"
720x1440 pixels
1 GB RAM
2200 mAh
Li-Po
Technology GSM / HSPA
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100
Speed HSPA 21.1/5.76 Mbps
Announced 2019, October
Status Available. Released 2019, October
Dimensions 151 x 72.3 x 10 mm (5.94 x 2.85 x 0.39 in)
Weight 158 g (5.57 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
Type Li-Po 2200 mAh, removable
Size 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio)
Resolution 720 x 1440 pixels, 18:9 ratio (~293 ppi density)
OS Android 8.1 Oreo (Go edition)
CPU Quad-core 1.3 GHz Cortex-A7
GPU Mali-400
Card slot microSDXC
Internal 32GB 1GB RAM
  eMMC 5.1
Single 8 MP
Features LED flash
Video 720p@30fps
Loudspeaker Yes
3.5mm jack Yes
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 4.1, A2DP, LE
GPS Yes, with A-GPS
NFC No
Radio FM radio
USB microUSB 2.0
Sensors Accelerometer
Colors Blue, Black, Brown
Price About 70 EUR
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