The one and only – the JBL 375 Compression driver. Includes diaphragm.

SPECS

Type   Compressiong Driver unit

Throat diameter   5.0cm

Impedance   16 Ω

Sensitivity   108 dB (1 kHz, Horn / Continuous Mounting)

Voice Coil Diameter   10.2cm

Magnet Assembly Weight   10.8kg

Magnetic flux density   20,500gauss

Allowable input (continuous program)   60W

Dimensions   7.09" Diameter x 5.12" Height

Weight   26 lbs.