Elecom's new line of gaming mouse features a 7 button laser sensor, with cross-axis sensitivity settings that lets you tune the X- and Y-axis sensitivity of your mouse independently. The sensitivity setting is then displayed back to the user by LEDs on the mouse, next to button 1. The difference between M-H1ULBK and M-H2DLBK models (which both launched 11-Jan-2012 with exactly the same designs), is that the M-H2DLBK is capable of both wireless and wired operation. The M-H1ULBK operates wired only. The M-H2DLBK has 5600dpi, which can be turned between 100 and 5600dop. With wireless, it offers a polling rate of 500Hz and 1000Hz when wired.
Difference from The M-H1ULBK and M-H2DLBK launched today have the same exact design, except that the M-H2DLBK is capable of both wireless and wired opteration. The M-H1ULBK is wired. Connect to your computer via wire or wireless, and take advantage of the 100~5600 DPI sensor packed into this ergonomic.