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| 消防材料采購平臺(tái) | 消防員考試模擬系統(tǒng) |
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| 消防材料采購平臺(tái) | 消防員考試模擬系統(tǒng) |
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公司基本資料信息
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〓性能特點(diǎn)〓
| MODE OUT-DOOR | WS451 | WS452 | WS453 | WS454 | |||||
| FULL-RANGE SPEAKER/HF DRIVER | 4"×1,2.5"×1 | 4"×2,2.5"×1 | 4"×3,2.5"×1 | 4"×4,2.5"×1 | |||||
| NOML POWER | 10W | 20W | 30W | 40W | |||||
| MAX POWER | 15W | 30W | 45W | 60W | |||||
| LINE VOLTAGE | 70/100V | 70/100V | 70/100V | 70/100V | |||||
| SENSITIVITY(1m,1W) | 87dB | 89dB | 91dB | 93dB | |||||
| MAX SOUND PRESSURE LEVEL(1m) | 97dB | 102dB | 106dB | 109dB | |||||
| FREQ. RESP | 140-14,000Hz | 140-14,000Hz | 140-14,000Hz | 140-14,000Hz | |||||
| DIMENSIONS(H×W×L) | 310x150x125mm | 410x150x125mm | 500x150x125mm | 620x150x125mm | |||||
| WEIGHT | 2.3kg | 3.3kg | 4.4kg | 5.5kg | |||||
點(diǎn)擊圖片查看原圖
