Presonus Eris Sub 8BT Studio Subwoofer

The Eris Sub 8BT active subwoofer features an 8-inch front-firing composite driver, 100 W of power, built-in tuning controls to complement full-range monitors, Bluetooth wireless input, and stereo TRS and RCA ¼-inch inputs and outputs. A variable low-pass filter allows seamless crossover transition, and a switchable 80 Hz high-pass filter is provided to optimize performance with satellite speakers.

• 8-inch low-frequency composite driver
• Bluetooth 5.0 wireless stereo audio input
• 50W RMS Class AB power amplifier
• Frequency response from 30 Hz to 200 Hz
• 100 dB SPL (peak at 1 meter)
• Continuously variable input gain control (-30 dB to +6 dB)
• Continuously adjustable low-pass filter (50 Hz to 130 Hz)
• The switchable high-pass filter removes frequencies below 80 Hz from the full-range signal sent from the Eris® Sub 8BT to the main speakers, ensuring optimal crossover performance.
• Left and right main inputs, balanced TRS ¼-inch and unbalanced RCA
• Left and right pass outputs, balanced TRS ¼-inch and unbalanced RCA for satellite speaker connection
• Polarity inversion switch
• Protection features: RF interference, output current limiting, thermal overload, turn-on/off transients, subsonic filter
• Power-saving mode (activates after 40 minutes of inactivity)

The Eris Sub 8BT, PreSonus’ first studio subwoofer with Bluetooth 5.0 wireless connectivity, also offers flexible wired connection options, making it easy to add a sub to nearly any monitoring setup. The integrated controls allow you to effortlessly create a 2.1 monitoring system and tune it to your room. The high-pass and low-pass (crossover) filters ensure the Eris Sub 8BT begins operating precisely where your main monitors stop, seamlessly extending the low end of your monitoring system.

While compatible with a variety of full-range studio monitors, the compact Eris Sub 8BT studio subwoofer is designed to complement the voice and frequency response of all Eris compact studio monitors, from the highly affordable Eris 3.5 to the Eris Studio 5.

About PreSonus

Founded in 1995, PreSonus' mission has been to design innovative audio products that deliver professional sound quality and features at an affordable price. Over 25 years, they have created tools for musicians, producers, and audio engineers. Today, PreSonus is a leading manufacturer of recording and live sound hardware and software.