BuyDig again offers the Sony Walkman 128GB High Resolution Bluetooth Digital Music Player in Silver for $399 with free shipping. (You must sign in to see this price.) That's tied with our mention from two weeks ago and the lowest price we could find by $299. It includes exclusive noise-cancelling earbuds and features a 3" 400x240 LCD, aluminum frame, Bluetooth streaming, microSD card slot, and up to 70 hours of playtime on a full charge.