Trident Aegis Series - back cover for eBook reader

Key Features and Benefits: Aegis cases are slim and light-weight, but packed with protection Aegis cases feature an inner-layer of shock-absorbing silicone with an outer-layer of hardened polycarbonate, providing two layers of protection This case Series protects device power-ports and audio-jacks with silicone plugs to keep out dirt and debris These cases also include dust filters to protect speaker bays, and a self-applicable screen protector for reliable screen protection Aegis cases meet Military Standard MIL-STD-810F for Vibration and Drop (Independently Tested) Vibration (Mil-STD-810F, Method 514.5) from 20-2000Hz across 3 different axes for a total of 18 hours Drop (Mil-STD-810F, Method 516.5) - 26 drops onto concrete from 4ft What's Included: Aegis Case Instruction booklet