- Battery capacity is increased to have longer working time. Up to 9 hours talking time(MAX).
- Circuit design is optimized to improve performance and reliability.
- Upgrade to IPX7 nano coating.
- Bluetooth Specification: V4.1+EDR
- IPX7 Waterproof with Nano coating
- Noise Reduction: CVC 6.0
- Siri: supported
- Frequency response: 20 - 22kHz
- Charge time: about 1.5 hours
- Standbytime: 240 Hours
- Support profiles: HFP, HSP, AVRCP and A2DP
- Bluetooth Headphones
- S, M, L Ear Tips
- Micro USB Charging Cable
- Zippered Carry Case
- User Manual
- Cord Management Clip
- Warranty Summary: 12 Months manufacturer's warranty
- Covered in Warranty: Manufacturing Defects
- Not Covered in Warranty: Physical Damage
- Support: Lifetime
- Additional Information
Color black Gender No Material Plastic Size No Sleeves No Neck No Season No Fit No Length No Model Name U1BLACK Bluetooth Version V4.1+EDR Headphone Type In the Ear Bluetooth Yes Waterproof Yes Standby Time 240 Hours Charging Time 1.5 hours Playtime 9 hours Voice Command Yes Warranty 12 Months Operating Distance 10m