
C-620
6.5″ 2-Way Ceiling Speaker
30 W • 100 V / 8 Ω • 90 dB • 60 Hz – 20 kHz

6.5″ 2-Way Ceiling Speaker
40 W • 100 V / 70 V / 8 Ω • 96 dB • 60 Hz – 20 kHz
| Model | C-840 |
|---|---|
| Description | 6.5″ 2-Way Ceiling Speaker |
| Power Output | 40 W / 80 W max (8 Ω) |
| Power Taps (100 V / 70 V) | 40 / 20 / 10 / 5 W & 8 Ω |
| Sensitivity (1 W / 1 m) | 96 dB |
| Max. SPL | 121 dB |
| Frequency Response | 60 Hz – 20 kHz |
| Radiation Angle | 150° |
| Speaker Unit | 6.5″ bass + 1.5″ tweeter, 2-way system |
| Finish | Baffle: ABS, black • Grille: magnetic steel, white • ABS fire dome |
| Cut-out Size | Ø 243 mm |
| Dimensions (Ø × D) | Ø 284.3 × 192 mm |
| Net Weight | 2.75 kg |



The ceiling loudspeaker shall be a slim-line 2-way design with a 6.5″ hi-flex polypropylene cone bass driver, a separate 1.5″ tweeter and a built-in crossover. It shall incorporate a 100 V / 70 V line transformer with power taps of 40 W, 20 W, 10 W and 5 W, or operate at 8 Ω (80 W max). Frequency response shall be 60 Hz – 20 kHz, with a sensitivity of 96 dB (1 W / 1 m), a maximum SPL of 121 dB and a 150° radiation angle. The baffle shall be black ABS with an ABS fire dome, dual breathing holes and a white magnetic steel frameless grille, for flush mounting. Dimensions shall be Ø 284.3 × 192 mm, with a cut-out of Ø 243 mm and a net weight of 2.75 kg.