全频喇叭型号：HP042-4R-0319C-C规格：42mm4Ω5W 双耳全频喇叭

• Size： D42 *H 24.5 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 80 ±3dB(at 800,1000.,1200,1500Hz )
• Resonance frequency 150 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 5 W
• Maximum input power 8 W
• Buzz & Rattle must be normal (at sine wave 4.5 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS