Jadaol Technology via Amazon offers the Jadaol Cat 6 50-Foot Flat Ethernet Cable in White for $9.99. Coupon code "YGL6DYI2" cuts it to $6.49. With free shipping for Prime members, that's the lowest price we could find for this length of flat Cat 6 cable by $6. It features data speeds of up to 1Gbps and comes with 15 cable clips. Deal ends June 30.