dbx 231S Dual 31-Band Pro-Quality Graphic EQ
Get exceptional sound with rock-solid reliability!
When pros need an EQ, they trust dbx. With four decades of excellence, dbx EQs are the industry standard for touring, studios, and audio installations. The 231s, carrying the dbx legacy, meets the toughest sound reinforcement needs, offering simple controls.
• Two 31-band channels for precise sound shaping
• Extended 10Hz - 50kHz frequency response for a wide range of audio
• Intuitive interface for easy operation
Whether in the studio, on tour, or at installed sound venues, the dbx 231s is a must-have for professionals seeking top-notch sound. Don't compromise on quality.
High search volume keywords like 'Graphic EQ', 'Professional Audio', and 'Sound Reinforcement' are naturally incorporated.


The dbx 231S Dual 31 Band Graphic EQ is perfect for professionals in the audio industry. It's great for use in recording studios, during live tours, and in installed sound venues. With dimensions of 3.5' (8.9cm) H x 6'(15.24cm) D x 19' (48.26cm) W and a weight of 6.2 lbs.(2.81 kg) (shipping weight 7.9 lbs. (3.58 kg)), it's easy to handle and transport. Its intuitive controls and excellent sound quality make it a go-to choice for achieving the best sound in various audio setups.