SWM-15R3.8-8N0.8R

Features: 
Mylar
Waterproof
Characteristic Minimum Rated Maximum Notes
Type of Magnet NdFeB
Type of Frame Metal
Type of Diaphragm PET
Type Magnetic
Sound Pressure Level dB at 30cm 82.46 Measured 92±3dB at 0.8W and 10cm.
Power W 0.8 0
Frequency kHz 0.92 0.92 20
Available Input Impedance Ω 8 8 150
Width mm 15
Height mm 3.8

Dimension Drawing: