Dealhacker: JB Hi-Fi Offering A 10% Discount On Apple Macs Logan Booker Jan 29, 2017, 1:00pm 0 If you've been on the hunt for a deal on a new Mac, look no further than JB Hi-Fi. The retailer is currently having a 10 per cent sale on Apple machines and if you're willing to jump through some hoops, you might be able to shave off a bit more.