Features: *Water proof and dual use *Compact and light weight *High sensitivity and sound pressure *Less power consumption *High reliability Electrical and Mechanical Characteristics: Type: LSPU1448FWAH09G, dia: 14mm, H: 9mm Using Method: Dual use Frequency: 48 +/- 1KHz S.P.L: >= 85dB (30cm/10Vrms) Sensitivity: >= -90dB/V/u bar Capacitance: 2100pF+/-25% at 1KHz Directivity: 110 x 50 degree Allowable input Voltage: 160 Vp-p Housing Material: Aluminum carton lined with foam tray
