As a brand that focuses on smart devices and intelligent services, vivo has rolled out a new device that comes with brand new OIS technology. Posters and hashtags were circulating on social media platforms in anticipation of the launch of the V21 series. The brand had put out a series of engaging content on social The post vivo launches V21 and V21eSmartphones with the power to Delight Every Moment appeared first on BellaNaija - Showcasing Africa to the world. Read today!. Click here to read full news..