Disponibile
| Type | ceiling speaker | 
| Material | ABS | 
| Speaker | 15 cm | 
| Sensitivity | 93 dB / 1 W /1m | 
| Frequency response | 70 - 15,000 Hz | 
| Directivity | 180° | 
| Covered area | at 4 or 5 m high: 65 to 100 m2 | 
| 100 V line power | 6 / 3 W | 
| 100 V impedance | 
			 1,7 / 3,3 kohm  | 
		
| Connecting | on wire | 
| Dimensions mm (Ø x h) | 188 x 76 | 
| Weight | 
			 0.70 kg  | 
		
| Hole for mounting | 
			 Ø 170 mm  |