Koss
Koss Porta Pro Classic Headphones
Best For: Retro Legend
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A long-standing budget favourite open-back headphone since 1984. Features highly flexible temple pads, a collapsible metal headband, and an incredibly warm, punchy, and wide soundstage that punches far above its price point.
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Product Overview
A long-standing budget favourite open-back headphone since 1984. Features highly flexible temple pads, a collapsible metal headband, and an incredibly warm, punchy, and wide soundstage that punches far above its price point. Frequently discussed on Reddit as the ultimate gateway open-back headphone.
Key Features
- Driver: Dynamic Open-Back
- Impedance: 60Ω
- Sensitivity: 101dB SPL/1mW
- Frequency Response: 15Hz - 25,000Hz
- Cable: Standard 1.2m straight cable with 3.5mm plug
Technical Specifications
| Driver | 45mm dynamic |
| Impedance | 60Ω |
| Sensitivity | 101dB SPL |
| Connector | 3.5mm |
| Weight | 60g |
Pros
- Excellent sound quality for the price
- Great budget fidelity
- Robust build quality
Cons
- Requires adequate source output power
- Standard accessories
Price & Availability Disclaimer: Catalog source last checked on June 9, 2026. Confirm the exact model and specifications with the manufacturer. Retailer prices and stock levels can change. The price, availability, shipping terms, taxes, returns, and warranty terms shown by the external retailer at the time of purchase will govern the sale.