False advertising n information

On thursday 27 november i was at a other sound store to purshace an radio headunit bt whilst browsing I came to the store mentioned to look at a radio headset i discovered one tht i fel inlove with prices at 1799. Myslf n the sales consultant lookd at it n he asured me thts the price i sed abit steep loved it so much i took a pic n said thnx n left about 30 min i returnd wth the money ready to buy thn he discoverd the pricing n labeling.. Too my knowledge isnt it the price u c is the price u pay?