The Control 328C is an 8-inch coaxial ceiling loudspeaker featuring a high-frequency compression driver integrated into a point source design. It is engineered to provide accurate sound reproduction suitable for various ceiling-mounted audio applications.

• Consistent 120° broadband pattern control covers large area
• Shaped mounting baffle provides pattern control of 300 mm horn from 200 mm driver
• 200 mm woofer with Kevlar reinforced cone and 50 mm voice-coil
• 25 mm compression driver
• Extraordinary clarity for speech and vocals with extended frequency response
• 250 Watt power handling with high sensitivity for high SPL
• Advanced high-slope crossover for constant coverage and smooth midrange

Frequency Range	45 Hz – 18 kHz
Power Rating	250 W continuous pink noise (1000 W peak), 2 hrs; 150 W continuous pink noise (600 W peak), 100 hrs
Sensitivity	93 dB (1 kHz - 16 kHz)
Frequency Response (±3 dB)	60 Hz – 16 kHz
Coverage Angle	120° conical, constant directivity
Directivity Factor (Q)	7.0 (Avg 1 kHz - 16 kHz)
Directivity Index (DI)	8.5 dB (Avg 1 kHz - 16 kHz)
Maximum SPL (1m)	118 dB (124 dB peak)
Crossover Network	1.9 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
Impedance	8 ohms
Input Connectors	Screw locking barrier strip for bare wire
Drivers	LF Driver: 200 mm (8 in), HF Driver: compression driver, 25 mm (1 inch) coil
Color	White
Safety Agency	Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70 when installed with UL listed backcan such as JBL MTC-300BB8; S7232/UL Listed, Signaling Speaker; Transformer UL registered per UL1876; in accordance with IEC60849/EN60849
Backcan	Formed steel (wood-lined; accessory)
Baffle/Rim	Metal, round, driver pre-mounted to baffle, ported
Plenum Usage	Yes, with accessory backcan