蓝牙音箱喇叭型号：HP053-4R-0125D-C规格：方形53mm 4Ω10W 烤黑橡胶边纸帽喇叭

• Size： D 53*53 mm H 33 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 87 ±3dB(at 800,1000.,1200,1500Hz )
• Resonance frequency 140 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 8 W
• Maximum input power 10 W
• Buzz & Rattle must be normal (at sine wave 5.56 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS