Groupon offers the Pyle 6.5" Double-DIN Bluetooth Touchscreen Multimedia Player / GPS Navigator, model no. PLDNV66B, for $169.99. Coupon code "SALE3" cuts it to $152.99. With free shipping, that's $17 under our mention from a week ago and the lowest total price we could find now by $23. Features include GPS navigation, CD/DVD player, AM/FM radio, USB port, and a microSD memory card reader. Deal ends May 19.