High-end i7s tws Real Wireless Bluetooth earphone with charging bin box dual-ear real stereo

Name: TWS wireless Bluetooth headset i7s color classification: white, black, red, pink, gold headphone battery capacity: 45 Ma single headphone weight: 3.8g bottom bin Battery capacity: 350 Ma charging bin weight: 23g charging time: about 30 minutes with packaging weight: 86g talk time: about 2.5 hours Headphone size: 45mm * 20mm * 8mm play time: about 3 hours charging box size: 70mm * 60mm * 28mm standby duration: about 100 hours bluetooth version: 5.0 (Jerry chip) bluetooth distance: 8-15 m storage box charging times: 4-5 times control mode: push-button control ?