Blu J4

Network

• 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

Launch

• Announced: 2019, October
• Status: Available. Released 2019, October

Body

• 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)

Display

• Type: IPS LCD
• Size: 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio)
• Resolution: 720 x 1440 pixels, 18:9 ratio (~293 ppi density)

Platform

• OS: Android 8.1 Oreo (Go edition)
• CPU: Quad-core 1.3 GHz Cortex-A7
• GPU: Mali-400

Memory

• Card slot: microSDXC
• Internal: 32GB 1GB RAM
• Note: eMMC 5.1

Main Camera

• Single: 8 MP, AF
• Features: LED flash
• Video: 720p@30fps

Selfie camera

• Single: 8 MP
• Video: 720p@30fps

Sound

• Loudspeaker: Yes
• 3.5mm jack: Yes

Comms

• 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

Features

• Sensors: Accelerometer

Battery

• Type: Li-Po 2200 mAh, removable

Misc

• Colors: Blue, Black, Brown
• Price: About 70 EUR