TomTop offers the P1 Ultramini Portable LED DLP Projector in Black for $63.99 with free shipping. That's the lowest price we could find by $7. It features a 640x360 native resolution (with support for video up to 1080p), 30-lumen brightness, 7" to 70" projection size, built-in 1.5-watt speaker, 3.5mm audio output, microSD card slot, and rechargeable battery with up to 40 minutes of run-time per charge.

Note: This item ships from China and requires two to four weeks for delivery. The countdown timer on the product page does not reflect an actual expiration time and resets daily.