
3 Overview
The 
| Name | 
 | Diameter [ " ] | 
 | Impedance [ Ω ] | 
 | |
| 
 | 4 | 
 | 4 | 
 | 4 | |
| 
 | 4 | 
 | 8 | 
 | 4 | 
Figure 1 shows an example of how the SPK-C411 /  SPK-C412 Closed-back  Ceiling speakers can be installed in a boardroom setup:
Figure 1: SPK-C411 /  SPK-C412  Closed-back  Ceiling Speakers in a Boardroom Setup
| 3 |