Sumit Adhikari / AndroidHeadlines.com
Galaxy Z Fold 4 Features Power-Efficient Eco2 OLED Plus Display Tech – Samsung last year launched the Galaxy Z Fold 3 with a new OLED display technology called Eco2 (Eco square). The square here stands for economical and eco-friendly. This technology reduces the power consumption of the display while using fewer plastic components. The company has now introduced an upgraded version of …