Orion ct-m6 speakers are a 6.5" High efficiency midrange speaker. These part of orions Cobalt Series speakers.

Specifications

: 6.5" Stamped metal basket 6.5" High strength paper cone with cloth edge 1" High temperature voice coil poly cotton spider 11.5 oz magnet/23 oz magnet structure 150W RMS/ 300W nominal/ 600W Max music power 4 Ohm impedance
Sensitivity: 94.1
dB/w/m frequency response: 81Hz - 15Khz recommended crossover cut in high pass on amplifier or crossover please set at: 275Hz