Price: US $12.37/ piece|Bulk Price: US $12.37/piece 8% off(6 pieces or more)|Processing Time: Ships out within 3 days
Unit Type: piece|Package Weight: 0.3kg|Package Size: 12cm x 5cm x 6cm
High-quality loudspeaker and microphone units
Provides clear audio communications
Lightness, friendly to hold
Microphone:
Dimensions: ø3.5mm
Sensitivity: -56dB ±2dB
Directivity: vibration
Frequency response: 100Hz to 160kHz
Impedance: 2.2K ohms
Working voltage: 1 to 10V
Speaker:
Dimensions: ø13mm
Rated impedance: 32 ohms ±15%
Frequency range: 420Hz to 20kHz
Sensitivity: 102±2dB
Rated power: 20mW
Maximum power: 30mW