Specification:- Model number: 613- Type: 2.4G wireless slim keyboard- Color: Black/White/Gold- Material: Aluminum + PC- Chipset: Broadcom- Interface: ... ,Website:http://www.sungi.net, including 6 multi-media keys.- Keyboard and Mouse are both powered by 2 pieces of AAA ... use it, can power off to save power.- Ultra Thin keyboard, main body only 6.7mm.- Button materials made in ABS ...