V21 Single Ear Rotating Hook Earphone OWS Bluetooth-compatible 5.4 Stereo Headphone

• Ergonomic design, suitable for both left and right ear
• Adopts soft rubber ear-hanging design, which can be adjusted to fit your ear comfortably
• Bluetooth-compatible 5.4 chip, faster transmission, more stable connection, stronger compatibility, supports connection to mobile phones, tablets, and computers
• Intelligent noise reduction during calls, you can communicate at any time without fear of noise
• Suitable for outdoor sports, indoor exercise, daily commuting, leisure/work

Specification:

• Bluetooth-compatible version: Bluetooth-compatible V5.4
• Horn: 16cm copper ring horn (obvious bass effect)
• Listening time: 20-25 hours
• Charging time: about 1-2 hours
• Communication distance: 10-15 meters without barriers
• Charging case interface: Type-C
• Headphone battery capacity: 180mAh