Violectric HPA V550 Amp/Preamp no-rewards Placing your finger over the

Placing your finger over the earbud turns the volume right down and lets in ambient sound

All serve to let you purely focus on enjoying your music

After repeated design

1BA+1DD configuration

Custom RS-B45

Violectric HPA V550 Amp/Preamp no-rewards Placing your finger over theThe HPA V550 covers most features of the review winner DHA V590 except the D A converter. Pre amplifer Balanced Headphone Amp Remote control (standard) So, HPA V550 covers the analogue functionality, the perfect driving of any dynamic headphone and the outstanding pre amp function. The latest findings from the multiple test winners from Violectric and Niimbus were implemented in the headphone amplifier. All functions can be conveniently controlled