Hi, I'm actually a Bose user.Normally will use a Parraller Bose (2 on Left and 2 on Right for my small concert...I'm now looking for a New Amplifier to pair with my Bose...What's your recommendation?and my budget is around USD1k.What do you think about Crown XTi4000? Type of Music Catogary:~ Pop Rock. p/s: Used Bose Amplifier recently,it's good enough for me, but wish to get another Parraller set of Bose, unluckily Bose Amplifier Discontinued..now looking for a brand new stuff.. Thanks for advise!!!