汽车转向提示音喇叭型号：HP057-4M-0182D-A规格：φ57mm4Ω5W外磁防水盆喇叭

• Size： D57mm H 25 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 105 ±3dB(at 800,1000.,1200,1500Hz )
• Resonance frequency 1200 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 5 W
• Maximum input power 8 W
• Buzz & Rattle must be normal (at sine wave 4.47 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS