草地音箱系列-ABK公共广播系统智能设备 〓性能特点〓 MODE OUT-DOOR WS662 WS663 WS664 FULL-RANGE SPEAKER/HF DRIVER 4"×6"×2 6.5"×1 6.5"×1 NOML POWER 20W 20W 10W MAX POWER 30W 30W 20W LINE VOLTAGE 70-100V 70-100V 70-100V SENSITIVITY(1m,1W) 90dB 93dB 91dB MAX SOUND PRESSURE LEVEL(1m) 103dB 　 100dB FREQ. RESP 100-8,000Hz 150-15,000Hz 150-13,000Hz DIMENSIONS(H×W×L) 460×410mm 360×350mm 360×350mm WEIGHT 9kg 7.5kg 4.5kg