Join Date: Feb 2000
Location: Menlo Park, CA, USA
Programs: UA 1MM 0P, AA, DL, *wood, Lifetime FPC Plat., IHG, HHD
Posts: 7,174
had it
I had the 640, it was nice but I didn't find the sound level very good, and it had more crackles than my BT250 from Jabra.
A colleague has the new BT500 and says it is VERY good, loud and the noise cancelling is very good as well. I think I am going to try that one next.