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For specifications:
Main features of Helio S1:
• Android 5.1 Lollipop
• 4G Enabled
• 5" AMOLED HD Display with MiraVision
Technology
• Gorilla Glass 3 (Front & Back)
• 1.3 GHz Octa Core (64-bit Processor)
• RAM 2 GB & ROM 16 GB
• Up to 32 GB Expandable Memory
• 13 MP + 8 MP Camera
• Hybrid Dual SIM (Micro + Nano)
• 2400 mAh Li-Polymer Battery
• OTG & OTA
• Bangladeshi Price: Tk. 17,990/-