小型天花喇叭-ABK公共广播系统智能设备 〓性能特点〓 eiling WA111 WA121 WA124 FULL-RANGE SPEAKE MODE c R/HF DRIVER 4.5"×1 4.5"×1 6.5"×1 NOML POWER 3W 3W 6W MAX POWER 6W 6W 10W LINE VOLTAGE 70-100V 70-100V 70-100V SENSITIVITY(1m,1W) 91dB 91dB 92dB MAX SOUND PRESSURE LEVEL(1m) 97dB 97dB 100dB FREQ. RESP 100-16,000Hz 100-16,000Hz 130-18,000Hz HOLE FOR MOUNTING Φ154-Φ162mm Φ154-Φ164mm Φ186-Φ70mm DIMENSIONS(H×W×L) 80×Φ175mm 80×Φ180mm 80×Φ210mm WEIGHT 0.9kg 0.8kg 1.0kg