Vivo teases the most powerful camera phone ever with a 400mm telephoto lens accessory, but it is just a gimmick? Vivo’s X300 Ultra phone has a 400mm lens attachment for incredible zoom capabilities — and another accessory could be joining it soon for 'general photography'. #telephoto_lens #powerful_camera #Vivo_teases #Ultra_phone #camera_phone #Vivo #telephoto
