Strontium 128GB Nitro OTG USB 3.1 Flash Drive Strontium NITRO On-The-Go (OTG) USB 3.1 flash drive stores and shares digital contents such as movies, photos and music from your supported smartphones or tablets to a PC or Mac computer. Data transfer to your computer with a high transfer rate of up to 150MB/s, less waiting time compare to a USB 2.0 connectivity. It is available from 16GB -128GB capacities. Specifications: - Read Speed: up to 150 MB/S - Interface: USB 3.1 (Gen 1) / micro-USB 2.0 - Compatibility: USB 3.1 (Gen 1) (backward compatible with USB 3.0 & 2.0), Micro-USB 2.0 compatible with all Android OTG supported devices. What's in the box 1 x Nitro OTG Flash Drive