THE GREATEST GUIDE TO 4 ZONE AMPLIFIER

A number of QS units can be used with each other to extend as much as 32 zones with simultaneous playback of linked groups up to twenty zones each. Furthermore, the QS provides 4 zone pre outs that enable it to be coupled with the Yamaha XDA-AMP5400RK, a companion multi-place amplifier, to supply extra energy or more speaker coverage for large regi