Gsa-h31?

I’ve been given a HL-DT-ST DVD±RW GSA-H31 HP DVD writer which I’m pretty sure is an LG. Can anyone give me any further info about the drive? I can;'t find anything! Also, is there any software which will give me the drives maximum read/write speeds and capabilities?

http://www.videohelp.com/dvdwriters/lg-gsa-h31n/1848

Many thanks