Monoprice MST-63-SK (B2) 6-1/2" 3-Way Two Channel In-Ceiling Speakers. Brand new in box. This has never been taken out of the box. Well priced for this unique quality speaker pair.
Impedance: 8 Ohms
Frequency Response: 57 Hz-20Khz
Power Handling Capacity: 40 Watt x Nominal and 100 Watt x 2 Maximum
Woofer: 6-1/2" Glass Composite Woofer. 13.3 oz Magnet
Tweeter: Two 1" Silk Membrane Dome Pivoting
Sensitivity: 85 2Db (1.0M/2.83V)
Crossover: 12dB per Octave
Cut-Out Dimensions: 8.07"
Overall Dimension: 9.4"