SWM-29R9.0-8F0.25R

Features: 
Mylar
Full Range Sound
Slim size
Waterproof
Characteristic Minimum Rated Maximum Notes
Type of Magnet NdFeB
Type of Frame Plastic
Type of Diaphragm PET
Type Magnetic
Sound Pressure Level dB at 30cm 81.46 Measured 91±3dB at 0.25W and 10cm.
Power W 0.25 0.5
Frequency kHz 0.82 0.82 5
Available Input Impedance Ω 4 8 150
Width mm 29
Height mm 9

Dimension Drawing: