Sennheiser HD 25 (70 Ω) – Closed‑Back Monitoring Headphones

The Sennheiser HD 25 is a lightweight, professional-grade closed-back headphone renowned in DJ booths, studios, and on-location monitoring. Its precise sound, excellent isolation, and robust build make it a reliable companion for audio engineers and performers—now available at Soundium.

Key Features

• Closed-back supra-aural design: Offers passive isolation and prevents sound leakage
• High SPL capability (up to 120 dB): Handles loud audio without distortion, ideal for monitoring in noisy environments
• Lightweight construction (~140 g): Comfortable for extended use, reducing fatigue during long sessions
• Rotatable left ear cup: Enables single-ear monitoring for DJs and broadcasters
• Detachable single-sided cable (1.5 m): Easy to replace and stays out of your way during performances
• Durable build: Reinforced housing and aluminum coils for reliable, daily use

Customer Benefits

Whether you're DJing, mixing, or traveling, the HD 25 delivers clear, consistent audio without compromising comfort or reliability. Its robust design and replaceable parts ensure long service life, even under demanding conditions.

Quick Specs

• Impedance: 70 Ω
• Frequency Response: 16 Hz – 22 kHz
• Max SPL: 120 dB
• THD: < 0.3 % @ 1 kHz
• Weight: Approx. 140 g (without cable)
• Cable: Detachable, single-sided, 1.5 m with 3.5 mm plug + 6.3 mm adapter

In the Box

• Sennheiser HD 25 headphones (70 Ω)
• 1.5 m detachable cable (3.5 mm plug)
• 3.5 → 6.3 mm screw-on adapter
• User manual and warranty documentation

Use Cases / Ideal For

Perfect for DJs, broadcast engineers, sound mixers, live recording, and anyone needing reliable, accurate sound monitoring in loud or mobile scenarios.

Compatibility

Universal wired compatibility with mixers, interfaces, controllers, laptops, and portable players—no amp required.

Pros & Cons

✅ Pros:

• Exceptional sound isolation in a compact, lightweight package
• High sound pressure handling for professional usage
• Rugged, serviceable design built to withstand tough environments
• Swivel ear cup enables seamless one-ear monitoring

⚠️ Cons:

• Lacks wireless or ANC features
• Supra-aural design may feel tight during long sessions
• Cable isn’t coiled—might be cumbersome around tight setups

The Sennheiser HD 25 (70 Ω) remains a timeless standard for professionals seeking isolation, accuracy, and durability. Whether in clubs, studios, or field work, it delivers trusted performance session after session—find yours today at Soundium.