低频喇叭型号：HP90-4R-0412D-D规格：3寸4Ω10W反边PP盆橡喇叭

• Size： D90* H 47 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 88 ±3dB(at 800,1000.,1200,1500Hz )
• Resonance frequency 85 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 10 W
• Maximum input power 15 W
• Buzz & Rattle must be normal (at sine wave 6.3 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS