Mini Speaker 3W 4-ohms 40mm

Speaker Horn 3W 4R Diameter 4CM Mini Amplifier Rubber Gasket Loudspeaker Trumpet 3W 4ohm 40mm

✅Specification
Type: Electric (moving coil)
Use: Amplify
Shape: round
Composition: single
Rated power: 3 (W)
Rated impedance: 4 (Ω)
Frequency Response: 170 (kHz)
Directivity: all
Sensitivity: 100 (dB/W)
Sex-to-noise ratio: 1 (dB)
Harmonic Distortion: 1 (TMD%)
Specification:
Maximum diameter 4CM
Magnet part diameter 1.7CM
Thickness 2CM