Currently Currys exclusive deal even better than the voucher codes complete bundle! You get the entire complete bundle with HD, Box Sets, Sports & Movies etc.. but also a Sky Q 1TB box and an entirely free additional mini box! Seems best offer around at the moment. Don't forget Sky Q 1TB isn't the 4K version!
Sky Q 1TB with free Additional Mini Box £30 p/m & £15 setup cost @ Currys/Carphone