The JBL 308P MkIII delivers flagship performance for producers, engineers, and content creators who demand greater low-frequency extension, higher output, and uncompromising accuracy. Combining JBL's next-generation transducer platform with patented acoustic technologies, intelligent DSP room optimization, and powerful bi-amplified Class D performance, 308P MkIII provides the confidence to make critical mix decisions in larger production spaces. With low-frequency extension to 41Hz (-10dB), 113dB peak SPL, and wide 120° x 90° coverage, it delivers full-range monitoring with exceptional dynamics and precision.
Best-in-Class Acoustics
The redesigned acoustic platform combines a new high-performance silk dome tweeter, advanced 8" low-frequency driver, JBL's patented Image Control Waveguide, and patented Slipstream port to deliver outstanding clarity, controlled low-frequency performance, and exceptionally accurate stereo imaging. Designed for critical monitoring, 308P MkIII reveals the finest details while maintaining consistent tonal balance across awide listening area, helping mixes translate with confidence.
Intelligent DSP Room Optimization
Every control room presents unique acoustic challenges. 4x onboard DSP controls allow users to quickly optimize monitor performance for desktop, stand, or wall placement while adjusting boundary compensation and high and low frequency response. With 81 configurable room tuning combinations, 308P MkIII adapts easily to project studios, professional control rooms, educational facilities, and immersive audio environments.
High Output. Exceptional Headroom
A newly designed bi-amplified 110-watt Class D amplifier system (55W LF + 55W HF) delivers exceptional dynamic range, ultra-low self-noise, and powerful transient performance. Capable of producing up to 113dB peak SPL, 308P MkIII provides the headroom required for high-energy music production, cinematic content, and critical monitoring without sacrificing accuracy or detail.