Headphone : IC-HW2002
size ¡é6.0*5.0mm
Frequency range 20Hz-20KHz
Sensitivity -58db+/-2db
Standard voltage 3V
Speaker
Size ¡é15mm
Frenquency 20Hz-20KHz
Output Sensitivity 110+/-5db
lmpedance 32¦¸+/-10£¥
Max input power 30mw
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