【IP68/IP69K Upgraded Rugged Smartphones】BV9900 is an upgraded rugged phone are built strong to withstand harsh conditions and rough handling.And meets the military standard [MIL-STD-810G] for dustproof,waterproof and shockproof,humidity,solar radiation and temperature extremes,which is a device against the rigor of your job site but also meet your sports outdoor smartphone needs. 【Helio P90 Octa-core Processor & 8GB + 256GB】Thanks to the enhanced hardware configuration（Helio P90 Octa-core Process technology and Latest Android 9.0 System）, the Blackview BV9900 rugged phones can delivers outstanding performance and temperature control over long periods of game time.Meanwhile, the 8GB RAM & 256GB ROM large memory storage make sure a smooth apps operation and saving more picture and files. If you need more space, this phone supports microSD Card up to 2T. 【Sony 48MP Super Al Four Rear Camera+16MP Front Camera】 Blackview BV9900 perfect combines a Sony triple rear camera 48MP+5MP+16MP+2MP, which adjust light and tone intelligently, combined with all-new Al scenes recognition and super night mode, you are free to record the beauty and wonders day and night. Meanwhile the 16MP front camera perfectly meet the needs of self-timer, you can perfectly capture the beautiful moments of fun in any environment with higt quality and clarity.