Superlux HD 660PRO Studio Headphones - Durable, Balanced Sound

In this review of the Superlux HD 660PRO, the bottom line is simple: these closed-back, over-ear headphones are best for home studio users, podcasters and listeners who want a clear, balanced sound without a high price. The HD 660PRO delivers that with precision-tuned 40mm Neodymium drivers that emphasize tight bass and defined vocals, and a 32 ohm impedance that makes it easy to drive from phones, laptops, and audio interfaces. Comfort and durability round out the package, making these a practical choice for long sessions.

Key Features

• 40mm Neodymium drivers: Provide a natural, well-balanced sound with punchy bass and clear highs for mixing or casual listening.
• 32 ohm impedance: Strikes a balance between studio performance and portability, allowing use with smartphones, laptops, and desktop gear without extra amplification.
• Closed-back design: Offers isolation for tracking or noisy environments, helping reduce bleed during recording.
• Comfort-focused build: An upgraded leather headband and ultra-soft velvet ear pads reduce fatigue during long sessions.
• Durable and flexible construction: Adjustable headband and swivel ear cups deliver a secure, customizable fit for repeated daily use.
• Versatile connectivity: Comes with a 3.5mm plug, 6.3mm adapter, and an 8.2 ft straight cable for use with mixers, instruments, and mobile devices.

Who It's For

The Superlux HD 660PRO suits hobbyist producers, podcasters, and listeners who need a reliable, closed-back over-ear headphone that performs well across devices. The 32 ohm impedance makes these headphones easy to drive from phones, tablets and most laptop sound outputs while still offering enough control for basic studio tasks.

Those seeking studio reference headphones for critical mastering or ultra-high-end fidelity may prefer higher-end open-back models or gear with lower distortion specifications; likewise, professionals who require active noise cancellation or wireless convenience should look elsewhere.

Pros & Cons

Pros

• Well-built construction praised by users for solid long-term durability.
• Clear, balanced sound with strong bass response and defined vocals thanks to the 40mm drivers.
• Comfortable for extended wear due to the leather headband and velvet ear pads.
• Good value for money, offering professional-style features at an affordable price.

Cons

• Closed-back design and build mean a slightly heavier profile, which may be noticeable during very long sessions.
• Not targeted at audiophiles who need the absolute last bit of analytical resolution for mastering.

Specifications

Driver	40mm Neodymium drivers
Impedance	32 ohms
Design	Closed-back, over-ear
Cable	8.2 ft straight cable
Connectivity	3.5mm plug with 6.3mm adapter
Comfort	Leather headband and ultra-soft velvet ear pads

Our Verdict

The Superlux HD 660PRO is a practical, value-oriented studio headphone that delivers balanced sound, solid build quality, and comfortable fit for long sessions. Its a sensible purchase for creators and listeners who need dependable closed-back performance across devices without spending on high-end specialist monitors.

Frequently Asked Questions

Are these headphones easy to drive from a phone?
Yes, the 32 ohm impedance means they perform well with smartphones and laptops without needing a dedicated amp.

Do they isolate sound for recording?
The closed-back design provides reasonable isolation and low bleed, suitable for tracking and podcasting in many home setups.

Is the build quality good for daily use?
Customers report the construction is sturdy and durable, and the adjustable headband and swivel cups hold up to regular use.