General Specifications
. Nominal Diameter: 126/5 mm/inch
. Rated Impedence: 6 ohm
. Power Handling capacity: 40 watts
. Sensitivity: 92 dB
. Frequancy Range: Fs-6000 Hz
. Voice Coil Diameter: 25/1.0 mm/inch

Thiele-Small Parameters

. Resonance Frequancy: fs 196 Hz
. Dc Resistance: Re 5.2 ohm
. Mechanical Factor: Qms 7.6
. Electrical Factor: Qes 1.1
. Total Factor: Qts 0.97
. Bl Factor: BL 5.2 T.M
. Effective Moving Mass: Mms 4.5 g
. Effective Cas Air load: Vas 1.4 liters
. Effective Piston area: Sd 0.008 m^2

Mounting Information 

. Overall Diameter: 133x133/5.3x5.3 mm/inch
. Bolt Circle Diameter: 137/5.4 mm/inch
. Bolt Hole Diameter: 4-~5.2/4~0.2 mm/inch
. Mount Baffle Cut-Out: 113/4.5 mm/inch
. Depth: 68/2.7 mm/inch