Android 7.0 (Nougat), Fly OS with 3950mAh monster battery management, OTG reverse charging & Dual SIM 4G VoLTE setups
Chipset
MediaTek MT6737 (28 nm 64-bit 1.3GHz Quad-Core Cortex-A53 & ARM Mali-T720 MP2 GPU @ 600MHz with 720p Hardware Video Decoder)
RAM
1GB High-Speed LPDDR3 RAM
Storage
8GB Massive High-Speed Internal Storage (5.2GB User Accessible)
Display
5.0 inches • 720 x 1280 pixels (16:9, 294 ppi HD IPS!)
Main camera
8.0 MP Main (Autofocus, Dual-LED flash, 720p@30fps video)
Selfie camera
2.0 MP (720p HD video for Video Calling)
Battery
3950 mAh Monster Colossal Battery (15.0 Wh) (Powers over 25 hours calling / 650 hours standby / 3 days heavy use / OTG Power Bank mode!), 5V/1.5A Micro-USB 2.0 charging • Non-removable Li-Po 3950 mAh
Weight
165 g (5.82 oz)
Latest Fly Power Plus 1 user agents:
User Agent
Browser
Platform
Mozilla/5.0 Linux; Android 7.0; FS521 AppleWebKit/537.36 KHTML, like Gecko Chrome/75.0.3770.89 Mobile Safari/537.36