Best Seller | Rolls RA163 Distribution Amplifier RA163 Authorized Rolls USA Dealer! Read 11.00 User Revie... Free Express Shipping! Rolls RA163 Distribution Amplifier Stereo Input x 4 Output, Mono Input x 8 Output, Balanced XLR Female Inputs, Balanced XLR Male Outputs, Individual Output Level Control, Single-Space 19" Rack Mountable ... more Rolls RA163 Distribution Amplifier RA163 Free Express Shipping! Rolls RA163 Distribution Amplifier Stereo Input x 4 Output, Mono Input x 8 Output, Balanced XLR Female Inputs, Balanced XLR Male Outputs, Individual Output Level Control, Single-Space 19" Rack Mountable | | $189.00 FREE shipping go to store |