Furutech rhodium plated XLR sockets with pure copper conductors, WBT-0210 Ag high purity silver RCAs, double pair bespoke Slagle silver wired autoformers for real balanced operation, 68 remote controlled steps, exceptional 75 dB attenuation range, high tech German CNC machined rear and faceplates, smart features, the most transparent and comfortable sound control without any “own sound” or coloration, very happy and satisfied customers worldwide, high end without the eye-watering price tag of other competitors… Yes. This is one example from our icOn 4PRO AVC passive peamp product family. Any disadvantage? Sorry, there is one … you should wait 2-3 months for it due to the ever growing demand.