KRK V4S4 V Series 85W 4 Powered Reference Monitor snazzy The GA-251 MKII transformer is

The GA-251 MKII transformer is specially designed with a 10:1 AMI style dual bobbin transformer

and revolutionary electronics designs

Backup and restore of all settings by sysex dumps is possible too

or an entire orchestra

Gate/expander with sidechain

KRK V4S4 V Series 85W 4 Powered Reference Monitor snazzy The GA-251 MKII transformer isKRK V4S4 V Series 85W 4 Powered Reference Monitor. The V4S4 NA from KRK represents the 4th iteration in their V series of powered reference monitors. This two way monitor sports a 1" Kevlar tweeter and 4" woven Kevlar both of them custom designed by KRK as well as bi amped Class D amplification to engender an accurate transient response. It's capable of delivering 85W total (55W from the woofer, 30W from tweeter), and delivers a frequency range of 50