PreSonus Eris Sub 8BT

Features:

• 8-inch powered Bluetooth studio subwoofer with front-firing glass-composite driver
• Natural low-end detail for studio-scale monitoring setups
• 100-watt Class AB bi-amplification supplies more than enough power to fill the studio with traditional, untampered sound
• Variable lowpass and highpass filters provide pin-point control of your output
• -30dB to +6dB input gain control
• Balanced 1/4-inch TRS inputs — unbalanced RCA main inputs
• 1/4-inch TRS and RCA outputs