MDR-XB21EX EXTRA BASS headphones. Rich bass and superior in-ear sound isolation, angled for a great fit. 9mm driver unit, closed type, 5-23,000Hz response, Y-type flat 1.2m cord. Rich, deep bass sound. Tightly sealed for superior sound isolation. Angled design for a great fit.
- Driver unit - 9mm in-ear driver unit, for the deepest bass sound
- Direct vibe structure - High compliance, vibration and pressure-resistant; tightly sealed acoustic design for superior sound isolation
- Angled in-ear design - For a more stable and comfortable fit in four sizes (SS / S / M / L)
- Audio performance - High power handling capacity (100mW), 103dB / mW sensitivity for a loud sound output
- Wide frequency response - Super low and wide range, from 5 to 23,000Hz, reproduces a smooth bass line to the highest pitch treble
- Durable cord - Lightweight, durable and flat Y-type cord, 1.2m long for extra movement
- Carry pouch - Easy transportation for your headphones with a carry pouch supplied