蓝牙喇叭型号：HP077-4R-L0013D-D规格：3寸4Ω15W橡皮盆锅底帽喇叭

• Size： D77mm H 51 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 94 ±3dB(at 800,1000.,1200,1500Hz )
• Resonance frequency 95 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 15 W
• Maximum input power 20 W
• Buzz & Rattle must be normal (at sine wave 7.74 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS