TWS-26 300mAh 5.5H Bluetooth TWS

Solution: JL6973, 

Bluetooth V5.3, 

headphone lithium battery -3.7V, 35mAh; 

Lithium-ion battery -3.7V, 300mAh, 

music time: about 5.5 hours (80% volume), 

talk time: about 4.7 hours (80% volume), 

standby time: headphones about 50 hours, 

plus charging case standby about 240 hours, 

charging time: headphones about 2 hours; 

Storage for about 2 hours, with 25CM charging cable