Warwick Acoustics APERIO Electrostatic Reference System headphone A2DC the NS9 fits perfectly in

the NS9 fits perfectly in your ear

The positive pole of the signal wire is made of high-purity silver-plated OFC

Protect your investment

Liquid crystal polymer (LCP) & polyurethane composite diaphragm

Warwick Acoustics APERIO Electrostatic Reference System headphone A2DC the NS9 fits perfectly inThe APERIO reference headphone system strives to deliver the highest level of audio performance achievable, by means of our proprietary planar electrostatic technology. The APERIO utilises a highly refined, evolutionary advancement of technology originally developed by Warwick Acoustics for its ground breaking and multi award winning Sonoma Model One Headphone System. Headphones For the APERIO headphone, Warwick Acoustics had two primary design