SilentPower DC Blocker+ Headphones a subwoofer out and a

a subwoofer out and a pre out

It will provide for years of enjoyment

which makes it equally at home with sensitive IEMs on low gain and demanding planars that need the full 4

5dB increments

SilentPower DC Blocker+ Headphones a subwoofer out and aThe SilentPower DC Blocker+ stops the DC offset on your mains that makes power transformers buzz and hum. Fitted at your amplifier's IEC inlet, it removes that mechanical hum so your gear runs silently. Silence the hum ZERO DC Block technology blocks DC up to 1,200mV, with a 10A continuous rating for high power amplifiers, and works with mains voltages worldwide (90250V) in a compact housing.