YD18M-11rc

Specification
 
Diameter: 18*18mm
Height: 3.0mm
Nominal Impedance: 8Ω±15%
Resonance Frequency: 1000Hz ±20%
Sound Pressure Level: 83dB(0.1W/0.1M)
Nominal Power: 0.5W
Maximum Power: 1W
Net Weight: 1.7g