DETAILS The ATH-AR1iS is light weighted & miniaturization with powerful sound and offers richly detailed sound in a compact foldable design. Equipped with newly designed 40 mm drivers that reproduce clear mid- and high-frequency sound as well as powerful low-frequency sounds. The top-mounted PCB design allows smooth movement of the diaphragm to reduce distortion and deliver high-quality audio. Foldable design for easy portability. Lightweight design for comfortable extended use Compact on-ear design TYPE Dynamic DRIVER 40mm FREQUENCY RESPONSE 5 – 30,000 Hz MAXIMUM INPUT POWER 1000 mW OUTPUT SOUND 103 dB/mW IMPEDANCE 47Ω WEIGHT 110g PLUG 3.5mm gold-plated stereo mini-plug ELEMENT Electric Condenser POLAR PATTERN Omnidirectional SENSITIVITY -44 dB（0 dB = 1 V/Pa, 1 kHz） FREQUENCY RESPONSE 50 to 4,000 Hz