بلندگو سقف قدرتمند 20-30 واتی برای هشدار و تبلیغات مناسب برای مجتمع ها و سوپر مارکت ها ضد رطوبت مجهز به همان کابل رنگ بلندگو در رنگ های سیاه و سفید موجود است عالی ساخت چینی تضمین شده است
| System type | Projector Speaker | ||
| Standard | Certified to the European Standard EN 54-24 /2008 | ||
| Speaker for voice alarm systems for fire detection and fire alarm system | |||
| Environment Type | Type A (Indoor applications) | ||
| Transducer LF | 5" full range speaker | 6.5" full range speaker | |
| Rated Noise Power | 20W | 30W | |
| (100V and 70V line) | (100V and 70V line) | ||
| Frequency Response | 130Hz – 20kHz | 110Hz – 20kHz | |
| Rated Impedance | (100V line) | 500Ω (20W) | 333Ω (30W) |
| 1.0kΩ (10W) | 666Ω (15W) | ||
| 2.0kΩ (5W) | 1.33kΩ (7.5W) | ||
| (70V line) | 250Ω (20W) | 163Ω (30W) | |
| 500Ω (10W) | 333Ω (15W) | ||
| 1.0kΩ (5W) | 666Ω (7.5W) | ||
| (Bypass) | 6Ω | 8Ω | |
| Sensitivity | (500Hz-5kHz pink noise) | 89dB (1W, 1m) | 90dB (1W, 1m) |
| (100Hz-10kHz pink noise, according to EN54-24) | 77dB (1W, 4m) | 78dB (1W, 4m) | |
| (100Hz-10kHz pink noise, converted based on EN54-24) | 89dB (1W, 1m) | 90dB (1W, 1m) | |
| Max SPL | (Rated noise power, according to EN54-24) | 90dB (4m) | 91dB (30W, 4m) |
| (100Hz-10kHz pink noise, converted based on EN54-24) | 102dB (20W, 1m) | 103dB (30W, 1m) | |
| Coverage Angle (H x V) | (500Hz) | 360° x 360° | 360° x 360° |
| (1kHz) | 202° x 202° | 127° x 127° | |
| (2kHz) | 95° x 95° | 76° x 76° | |
| (4kHz) | 68° x 68° | 72° x 72° | |
| Weight | 1.8 kg (3.97 lbs) | 2.8 kg (6.17 lbs) | |
| Dimensions (Φ x D) | 154 x 218.5 mm | 203 x 288 mm | |
| 6.06” x 8.6” | 8.0” x 11.3” | ||
| Operating Temperature | -10°C to +50°C | ||
| Applicable Cable | Solid wire: Φ 6.6mm (18 AWG) UL2464 | ||
| Cable Connection | Steatite terminal x 6 speaker cable (Φ 6.5mm) | ||