M30 Earbuds With Enc

Bluetooth v5.2 improves the stability of the wireless connection for more seamless audio and video sync and requires less power.
Choose high-quality materials and good quality.
Battery life can last for up to 4-hours per charge
Speaker Size: 10 mm
Frequency Response: 20 Hz-20 kHz
Earphone Sensitivity: 105 dB @ -10 dBFS
Mic. Sensitivity: -42 dB @1 kHz/Pa
Earphone Impedance: 32 ohm
Operation Distance: 10 m
Earphone Battery Type: Lithium Battery (40 mAh)
Charging Power: 5V=500 mA
Earphone Charging Time: ＜1.5 H (Low Battery to Fully Charged)
Case Charging Time:＜2 H (Low Battery to Fully Charged)
Music Playtime with Single Charge: ≈4H (50% Volume Data)