Cadence Acoustics XM-108V 400-Watt Peak 8-Ohm Mid-High Open Basket Midrange Speaker Cadence XM108v 10" 8 ohm open basket midrange speaker Power Handling: 200W RMS/400W Peak Frequency Response: 100Hz - 11 kHz Sensitivity: 102dB @ 1w/1m SPL Mounting Depth: 3.50"