Mini Y33 Bluetooth Earphone Earbuds TWS 5.0 Sport Wireless Headphone L21 HIFI Sounds Handsfree Headset Stereo Gaming Headphones For iphone

Options: Wireless Type: bluetooth Wireless Headset Version: V5.0 Style simultaneous connection of two phones no Specification Music listening time: about 4 hours Charging time: about 2 hours Standby time: about 120 hours Process Material: ABS Silicone Cap Battery Type: Li-Polymer Battery Supporting Agreement: HEP / HSP / A2D / AVRCP Headphone Battery Capacity: 3.7V 50mAh Battery capacity: 3.7 V 300 mAh Communication distance: 10 meters