▁football ▁coach ▁Rach el ▁Car ns ▁( born ▁ 1 9 6 9 ), ▁American ▁music ian ▁S ally ▁Car ns , ▁American ▁graph ic ▁designer ▁ ▁See ▁also ▁Car n ▁( disambiguation ) ▁Car ns , ▁Neb r aska <0x0A> </s> ▁Apple ▁Universal ▁Access ▁is ▁a ▁component ▁of ▁the ▁Mac ▁OS ▁X ▁operating ▁system ▁that ▁provides ▁computing ▁ab ilities ▁to ▁people ▁with ▁visual ▁imp air ment , ▁hearing ▁imp air ment , ▁or ▁physical ▁dis ability . ▁ ▁Com ponents ▁ ▁Universal ▁Access ▁is ▁a ▁preference ▁p ane ▁of ▁the ▁System ▁Pre ferences ▁application . ▁It ▁includes ▁four ▁sub - components , ▁each ▁providing ▁different ▁options ▁and ▁settings . ▁ ▁See ing ▁▁ ▁Turn ▁On / Off ▁Screen ▁Zo oming ▁ ▁In verse ▁Colors ▁( White ▁on ▁Black , ▁also ▁known ▁as ▁reverse ▁colors ), ▁+ ++ 8 ▁ ▁Set ▁Display ▁to ▁Gre ys c ale ▁( 1 0 . 2 ▁on wards ) ▁ ▁En h ance ▁Con tr ast ▁ ▁En able ▁Access ▁for ▁Ass ist ive ▁Dev ices ▁ ▁En able ▁Text - To - Spe ech ▁for ▁Universal ▁Access ▁Pre ferences ▁ ▁H ear ing ▁▁ ▁Flash ▁the ▁screen ▁when ▁an ▁alert ▁sound ▁occurs ▁ ▁Ra ise / Lower ▁Volume ▁ ▁Key board ▁▁ ▁St icky ▁Ke ys ▁( T re at ▁a ▁sequence ▁of ▁mod ifier ▁keys ▁as ▁a ▁key ▁com bo ) ▁ ▁S low ▁keys ▁( Delay ▁between ▁key ▁press ▁and ▁key ▁accept ance ) ▁ ▁Mouse ▁▁ ▁Mouse ▁Ke ys ▁( Use ▁the ▁numeric