DCF-133-333-PJ
Specifications:
Speaker Size:	φ13mm
Impedance:	32Ω
Sensitivity:	108dB±3dB at 1KHZ
Frequency Response:	20-20,000HZ
Max Input Power:	60mW
Microphone:	φ6×5mm
Polar Pattern:	omni-directional
Sensitivity:	-58±3dB
Frequency:	1000HZ
Weight:	20g
Cord Length:	1.2metres
Jack Type:	φ2.5mm plug
Can be compatible with: General Mobile phones.