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Contact SupplierWe are offering atm/industrial metal pc keyboard/keypad with trackball d-87g
size:\r400*133*13mm\r\r\rstandards:iso/iec 9995,gb/t 14081\rsupport the standard pc keyboard function\r\r\r\rintroduction:\rthe key used notebook computer technology with the materialwith trackball.\r\rcompatible operating system:windows system, such as windows98se, windows7,windows nt4.0,dos,windows98,windows95,windows3.2,etc.\r\r\rproperties of products:\rno.of keys:87keys(american english)or 89keys(japanese)\rcable length:1.5m\rkey weight:0.75kg\rkey travel:2.2mm(plus or minus 0.5mm)\rkey lifespan:>3 million time\rkey load:50g(plus or minus 10g)\rkey drawing force:>1kg\rthis product integrates the mouse left and right function key.\r\r\rinterface:\rstandard ps/2 or usb\r\relectrical properties:\roperating voltage:5v\roperating electric current:.