Apacer driver. Apacer Sound Apacer Sound Card Drivers - 50 drivers found. Filter: Show SL driver, sl_winzip [more], Windows SL driver. Items 1 - 12 of 66 - Shards Digital E Commerce. To work normally in harsh operating environments, Apacer SAFD 25P and SAFD SL and SLA are readily usable and provide many useful functions.