JBL 308P MKII Review: What you need to know before buying

Alistair Vance
Written by Alistair Vance

April 8, 2026

JBL 308P MKII

JBL 308P MKII Review: What you need to know before buying

Specs and details of JBL

  • Equipment: 8″ Woofer and 1″ tweeter
  • 2-Way Class-D amplifier
  • Power: 112 W – 56 W woofer and 56 W treble
  • Frequency range: 45 – 20,000 Hz (+/- 3 dB)
  • Max. SPL: 112 dB (peak)
  • Input sensitivity adjustable +4 dBu / -10 dB
  • Boundary EQ
  • HF trim switch
  • Connections: Line input XLR and 6.3 mm jack balanced
  • 15 mm MDF housing
  • Dimensions (H x W x D): 419 x 254 x 308 mm
  • Weight: 8.1 kg
  • Price per piece

Images

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

JBL 308P MKII Review: What you need to know before buying

Additional Information

Customer Review Summary

The JBL 308P MKII monitors deliver a remarkable audio experience, particularly for home studio setups. Their sound quality is praised as being transparent and well-balanced, making them suitable for both mixing and casual listening.

The bass response is notably powerful, providing a satisfying depth that can be felt even at a distance. The stereo imaging is clear, allowing for precise decisions during mixing sessions. Users appreciate the build quality, describing the monitors as sturdy and visually appealing.

However, some drawbacks have been noted. There is a noticeable self-noise, often referred to as ‘hiss’, which can be distracting in quiet environments. Additionally, the glossy finish of the front panel tends to attract dust and fingerprints, which some find impractical.

Another point of contention is the placement of the power buttons, which are located at the back, making them less accessible when the monitors are positioned on a desk. Despite these minor inconveniences, the overall consensus is that the JBL 308P MKII offers excellent value for money, particularly in their price range.

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In summary, if you are looking for a pair of monitors that combine great sound quality with solid performance, the JBL 308P MKII is highly recommended, provided you are okay with a few quirks.



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Alistair Vance

Based in Bristol, Al has spent over a decade mixing local bands before specialising in hybrid studio consulting. He’s obsessed with the price-to-performance ratio, helping musicians achieve a "Radio Ready" sound without the need for a £50,000 Neve console. No fluff, just honest gear reviews to get your tracks sounding professional on a real-world budget.

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