SUNWORLD Happy Antarctica Penguin Bird keychain Animal Collection 16GB 32gb 64gb USB Flash Drive - in Gift box (Penguin) (64gb) capacity 16GB/32G/64G USB flash drive Supports USB 2.0 and compatible with USB 1.1. Plug-n-play via USB port, No installation required Black and white Penguin ,Waterproof Shock-Resistant Flash Drive Compliant with Windows ME/2000/XP/Vista/CE3.0/Mac OS 9.0/Linux2.4.0 or higher (No software needed)