The Grado Reference Series RS1i is a high-quality dynamic open air stereo headphones designed with the discerning listener in mind. Based on the popular RS1, the RS1i has hand-crafted mahogany wood housings designed to eliminate resonance and provide terrific tonal quality. Vented 40mm drivers are matched to within 0.05dB and provide a wide frequency response of 12Hz to 30kHz.
Foam ear Cushions and an adjustable leather headband provide outstanding comfort and stability for hours of fatigue-free listening. The ultra-high purity long crystal copper voice coil and 8-conductor connecting cable provide a clear signal and precise control over upper and lower frequencies. The standard 1/4" plug can connect to a wide variety of audio devices. Regardless of genre, the RS1i provides clear, smooth, realistic audio.
|Headphones Type||Dynamic, Open-Air, Supra-Aural|
|Frequency Range||12Hz - 30kHz|
|Sound pressure (db) 1mV||98|
|Connectors||1/4" Stereo Plug|
|Transducers tolerance (db)||0.5|
|Numbers of conductors in cable||8|
|Cable length||1.8 m / 5.90'|
|Material of acoustic chamber||Wood: Australian Jarrah|
|Voice coil and cable material||UHPLC|
|Weight||310 g / 10.9 oz|