Rated power : 3mW
Frequency response : 0~20 (kHz)
Directivity : Unidirectional
Sensitivity 97±3 (dB/W)
S/N ratio : 97±3 (dB)
Harmonic distortion : <5% (TMD%)
Model Number: 8mm Earphone Speaker Unit TWS Bluetooth Speaker
Size: as pictured
Package included:2pcs Earphone Speaker