Charging Type: Type-C
Wireless delay time: 31-40 MS
Working Time: About 3-4 Hours
Battery Indicator: LED
BT Frequency: 2.4Ghz
BT Version: V5.3
Earphone Capacity: 40mAh

Detail: 2023 New Headphones M12 Max Tws In-ear Headphone Wireless Ear hook Earbuds Earphone, Waterproof IPX-6 Touch Control Sport Headset Stereo Earbuds

Note: Actual product color may vary slightly from the image due to the color variations of each photograph and each mobile screen.