JB Hi-Fi has boosted its interim payout to shareholders after the electronics retailer lifted first-half profit 6.55 per cent to a new record $170.6 million for the period.

The company reported revenue just shy of $4 billion for the six months to December 31 – up 3.9 per cent – with communications, audio, computers, visual and accessories driving 4.4 per cent comparable sales growth at its major Australian store segment.

Shareholders will receive a dividend of 99 cents per share, fully franked, up from 91 cents a year ago.