Optional ergonomic 3 stripe MSR available in two versions: USB with keyboard emulation; and USB with human interface device (HID) class specification 1.1
1024 x 768 at 60, 65 Hz (Sun), 70 or 75 Hz
832 x 624 at 75 Hz (Mac)
800 x 600 at 56, 60, 72 or 75 Hz
720 x 400 at 70 Hz
640 x 480 at 60, 66 Hz (Mac), 72 or 75 Hz
640 x 350 at 70 Hz