Sennheiser HD 280 Pro – Professional Closed‑Back Studio Headphones (64 Ω)
➤ Sennheiser HD 280 Pro Headphones (64 Ω). 📊 Key Specifications – Sennheiser HD 280 Pro. Impedance: 64 Ω. Type & Design: Dynamic, closed‑back, circumaural; swivel & fold design. ➤ What you see is what you’ll receive.