Features:
1.[Deep Noise Reduction / Ambient Sound Monitoring]: Features dual noise reduction technology with up to -30dB noise cancellation
2.[10mm Large Composite Diaphragm / Hi-Fi Sound Quality]:
3.[Coaxial Dual-Coil Acoustic Technology]:
4.[Innovative Short Handle Design / Comfortable Fit]:
5.[Bluetooth 5.4 Chip / Audio-Video Synchronization]: Upgraded Bluetooth 5.4 Chip
6.[Open-to-Connect / 18-Hour Battery Life]:
Specification:
[Product number]:Monster Airmars XKT28
[Bluetooth Version]:V5.4
[Charging interface]:Type-c
[Play time]:About 4 hours
[Charging time]:About 1.5 hours
[Noise reduction depth]:-27dbB/-30dB
[Bluetooth transmission frequency]:2.402GHz-2.480GHz
What's in the Box:
2 x [Bluetooth Earphones]
1 x [Charging Case]
1 x [User Manual]