Bass Drum O's 6" Red Bass Drum Port Rings Port Hole Cutter 2-Way Power: 6 AA-size alkaline

2-Way Power: 6 AA-size alkaline batteries or AA-size rechargeable nickel metal hydride batteries

The logarithmic waveguide provides an ultra-wide listening sweet spot and enhanced stereo imaging while the Acoustic Space Control allows you to adjust the frequency response of the monitor to match your studio

Made of a high thread-count cotton weave which gives the strap a traditional look and relaxed feel

Independent headphone mix for in-ear monitoring

Featuring a filed cut for additional tonal clarity

Bass Drum O's 6" Red Bass Drum Port Rings Port Hole Cutter 2-Way Power: 6 AA-size alkalineReplicating the original bass drum hole reinforcement, these have a snap on design. The O's allow for minimal head removal with more variety in tunable ventilation as well as external microphone access. 6" Round Red chrome finish Protects your port from rips, snags, and tears Adhesive rings used to hold the Bass Drum O's in place Alcohol swab included for a clean, permanent application