QUAD CE-4F
The Concourse CE-4F is designed for in-ceiling application, is built around Quad Industrial's latest acoustic and manufacturing innovations. 
The CONCOURSE CE-4F has complete speaker assemblies, featuring sealed back boxes, integral mounting clips and perforated aluminum grilles. The CE-4F is metal construction to ensure maximum durability. The spring loaded mounting clips guarantee fast and simple installation. The CE-4F includes a metal back box for extended bass response and added safety cable point.

A high performance, durable yet affordable speaker, the Concourse CE-4F is the ideal choice for distributed speaker applications in installations. The Concourse CE-4F offers enough variety to satisfy nearly any requirement from paging to speech reinforcement and foreground/background music.
SPECIFICATIONS
| Power Handling |  | 
| Continuous | 70V:10W/5W/2.5W/1.25W | 
| Program | 100V:10W/5W/2.5W | 
| Peak |  | 
| Recommended Amplifier Power | N/A | 
| Frequency response (-10dB) | 50-20kHz | 
| Frequency response (+/-3dB) | 120-16kHz | 
| Sensitivity (@ 2.83volts) | 86dB | 
| Max SPL | 96dB | 
| Impedance | N/A | 
| Regulatory approvals | CE | 
| LF Driver | 4" | 
| HF Driver | 1" Mylar | 
| Crossover Frequency | 12kHz | 
| Connector type | screw terminal | 
| Dimensions (HxWxD) | 158x125 mm | 
| Net Weight | 1.3kg | 
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