CES 2017: Sony chief pledges to detangle confusing TV tech

Sony's chief executive says his firm must do more to help consumers get to grips with a mass of TV tech acronyms.

Kazuo Hirai made the pledge the day after announcing the firm's first 4K OLED screen, which he said supported two kinds of HDR.

Rory Cellan-Jones has more from the CES tech show in Las Vegas.

Follow all our CES coverage at bbc.co.uk/ces2017