Astell & Kern AK ZERO1 In-Ear Monitor (Open Box) - Discontinued usb-b male Select between TUBE AMP mode

Select between TUBE AMP mode

the NW-A105 is engineered to deliver a high-end audio experience on the go

just plug and play

Simply return one earbud to the case and the music will automatically switch to "Single Ear Mode" without interruption

Honeycomb design carefully refined

Astell & Kern AK ZERO1 In-Ear Monitor (Open Box) - Discontinued usb-b male Select between TUBE AMP modeAK ZERO1 The AK ZERO1 is a brand new In Ear Monitor product from Astell&Kern. Astell&Kern strives to inspire and bring enjoyment to all through the magnificence of experiencing music as close to the original sound. We worked tirelessly to find ways of helping more people enjoy the pleasure of music and strive to develop sound as true to analog as possible. AK ZERO1 is the first model that offers the sound that only Astell&Kern can provide. Three