| 型 号 Model | LZQ-2009系列 |
| 发声形式Sound-Making Type | 不带音源External-Driven piezo Transducer |
| 额定电压 Rated Volt(v.Dc) | 可承受电压30VP-PAllowable Input voltage |
| 工作电压 Operating volt.Range(v.Dc) | 电容量24nF±30%Capacitance AT 120HZ |
| 额定电流 Rated Current (mA.max) | 2mA At
4.0kHz/9vp-p square wave |
| 声压 Sound pressure Leved(Dba/10cm) | 80dB At4.0kHz/9vp-p square wave/10cm |
| 声频 Resonant Frequeney(Hz) | 4000±500 |
| 重量 weight(g) | 3.5 |
| 工作温度 Operating Temp(℃) | ﹣20～+70 |
