There more more wireless mice invading the Japanese market as Sigma A.P.O is releasing their new ONYX SLATLRF1 laser mouse with 2.4Ghz wireless technology. The mouse has two mouse of sensitivity, 800dpi and 1600dpi and it also has 5-button but no idea if there are customizable or not.
The wireless technology on this Laser mouse will allow a long range operation with the help of a mini 21mm USB dongle. It even have a power-saving mode when not in use.
It’s a Japanese product but you can have it now for about $83 (7,980 Yen) at GeekStuff4U.