Căști A4Tech B27, Ash Grey

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Bluetooth v5.2 Wireless Earphone
Hybrid Diaphragm Φ10 mm Speaker Unit
Wireless Transmission Independently
Secure SportsFit Design
Transparent Case Cover
Water Resistant IPX4
Automatic Connects
Voice Assistant Support
Extended Playtime 22H + Speed Charge
USB Type-C Rechargeable
3 Pairs of Ear Sleeves (S/M/L) & 2 Pairs of Ear WingTips (S/M) Included
Frequency Response 20 Hz - 20 kHz
Earphone Sensitivity 100 dB
Mic. Sensitivity -42 dB
Earphone Impedance 32 ohm
Operation Distance 10 m
Earphone Battery Type Lithium Battery (40 mAh)
Charging Case Battery Type Lithium Battery (400 mAh)
Charging Power 5V=500mA
Earphone Charging Time ＜1.5H
Case Charging Time ＜1.5H
Music Playtime with Single Charge ≈5H
Weight 41 g