2 POGO PIN DESIGN FOR TWS HEADPHONE

A True Wireless System (TWS)headphone is provided, which comprises a charging case and one or two earbuds. The earbuds may be attached into the charging case by a two pogo pin connector. The earbuds can detect the different status of the battery in the charging case via the two pogo pin connector and can auto power on or off accordingly when taken out or put into the charging case.