Earphone Headphone Magnetism Handfree with Microphone Headset In-Ear BT4.1 Phone Sweatproof
Specification:
Color: Green/Blue/Gold/Silver/Black
Material: ABS
Bluetooth use of the band: 2.4-2.485GHZ
Bluetooth transmission distance: 10-15 meters
Battery capacity: 55MAH lithium battery
Standby time: 130 hours
Talk time: about 2 hours
Charging time: 1-2 hours
Portable Charger Lightweight and sweat-proof design.
Bluetooth version: dual-mode Bluetooth V4.1
Product Size: 9 * 4 * 2cm