Sony MDR‑1AM2B headphones offer 40 mm dynamic drivers and a 3–100 kHz range, delivering crisp detail with 98 dB sensitivity and 16 Ω impedance; the lightweight 187 g design features cushioned circum‑aural pads, a sturdy headband, and a 1.2 m cable with a standard 3.5 mm jack for reliable wired use.