Wireless i9s for phone / Bluetooth with microphone for smartphone

Design: Liners
Product color: White
Description: Design: in-ear, device type: TWS wireless headphones, design features: microphone
Impedance: 32 ohm
Sensitivity: 108 dB
Design features: Microphone
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Technology: Dynamic
Bluetooth version: 5.0
Wireless connection type: Bluetooth