铁壳内磁喇叭型号：HP203604050-00F规格：Ø20mmH3.6mm4Ω0.5W喇叭

• Size： D20 *H 3.6 mm
• Impedance： 4 ±20% Ω
• SPL(1W 1m sine wave) 92 ±3dB(at 1.0KHz )
• Resonance frequency 850 ±20% Hz
• Frequency Range Fo~10KHz
• Rated input power 0.25 W
• Maximum input power 0.5 W
• Buzz & Rattle must be normal (at sine wave 1.4 V)
• THD MAX 5% (RATED POWER INPUT at1000HZ）
• Operating temperature -20~+60℃
• Storage temperature -20~+60℃
• Environmental Protection Regulation RoHS