Sound Seal Acoustics
Closed Back Design
100% Separation of front and back earcup cavity for maximum transient response and noise cancellation.
Minimal Sound Leakage
OLLO designed the S4R v1.1 with as little leakage out as possible without compromising frequency response or comfort
Frequency Range: 20-22kHz
Smart Devices Ready
Timelessness of stainless steel coupled with luxury nautical leather and velour for maximum comfort. Paired with a smell of a fresh sustainably sourced wood.