
C-640
6.5″ Coaxial Ceiling Speaker
60 W • 8 Ω / 100 V / 70 V • 90 dB • 85 Hz – 20 kHz

6.5″ 2-Way Ceiling Speaker
30 W • 100 V / 8 Ω • 90 dB • 60 Hz – 20 kHz
| Model | C-620 |
|---|---|
| Description | 6.5″ 2-Way Ceiling Speaker |
| Power Output | 30 W / 60 W max (8 Ω) |
| Power Taps (100 V) | 30 / 15 / 7.5 / 3.8 W & 8 Ω |
| Sensitivity (1 W / 1 m) | 90 dB |
| Max. SPL | 103 dB |
| Frequency Response | 60 Hz – 20 kHz |
| Speaker Unit | 6.5″ bass + 1″ tweeter, 2-way system |
| Finish | Baffle: ABS, black • Grille: magnetic steel, white |
| Cut-out Size | Ø 205 mm |
| Dimensions (Ø × D) | Ø 235 × 145 mm |
| Net Weight | 2 kg |



The ceiling loudspeaker shall be a slim-line 2-way design with a 6.5″ hi-flex polypropylene cone bass driver and a 1″ tweeter. It shall incorporate a 100 V line transformer with power taps of 30 W, 15 W, 7.5 W and 3.8 W, or operate at 8 Ω (60 W max). Frequency response shall be 60 Hz – 20 kHz, with a sensitivity of 90 dB (1 W / 1 m) and a maximum SPL of 103 dB. The baffle shall be black ABS with an ABS back can and a white magnetic steel frameless grille, for flush mounting. Dimensions shall be Ø 235 × 145 mm, with a cut-out of Ø 205 mm and a net weight of 2 kg.