So my setup is: Little Dot Dac -> XLR/TRS balanced -> KRK Rokit 5 I want to get a sub. What should I be looking at? Ideally I would want to get it used, but most of my local listings only have speaker level outputs. Ideally the simplest setup for me would be: Dac -> balanced XLR or...

I have an Asus N56 laptop with no dedicated sound card, I believe. It supports a SPDIF output labelled in windows as Realtek Digital Output. This is running to a Little Dot Dac_1.    I can't tell a difference between 16bit/44.1k USB out and 24bit/44.1k SPDIF/Toslink out (The dac doesn't...