■ Color : Silver
■ 4” Full Range unit with excellent sound quality, clarity and durability
■ High performance matching transformer
■ Durable aluminium body and flame retardant grill
■ Neat and simple design blends harmoniously into interior design
■ U-shaped bracket makes installation easy on street light, pole, and other places
| CU-21F | CU-22F | CU-24F | |
|---|---|---|---|---|
Type | 4" Full-range Column Speaker | |||
Input Power | 100V | 10/7.5/5/2.5W | 20/15/10/5W | 40/30/20/10W |
Impedance | 100V | 1k/1.3k/2k/4kΩ | 500/660/1k/2kΩ | 250/330/500/1kΩ |
Frequency Response(-10dB) | 127Hz ~ 20kHz | 137Hz ~ 20kHz | 128Hz ~ 20kHz | |
Frequency Range(-20%) | 100Hz ~ 20kHz | 108Hz ~ 20kHz | 94Hz ~ 20kHz | |
Sensitivity (1W/1m, 1kHz) | 87dB | 90dB | 91dB | |
Maximum SPL[Cont] | 97dB | 103dB | 107dB | |
Nominal Dispersion (Conical) | 1kHz | 205˚ x 154˚ | 220˚ x 120˚ | 208˚ x 60˚ |
4kHz | 122˚ x 141˚ | 103˚ x 33˚ | 106˚ x 16˚ | |
Weight (Net) | 1.8kg | 2.9kg | 4.5kg | |
Dimensions (Net, WxHxD, mm) | 135 x 280 x 109 | 135 x 390 x 109 | 135 x 610 x 109 | |