DLP Iphone4/4S Mini Projector 1.DLP,20 Lumens 2.2200mAh built in battery,recharge Iphone 3.Approved by APPLE 4.2W speaker Product Introduction 1. Slim, portable Design for iPhone 4. 2. This product can project the videos and images downloaded and shot by iPhone 4. It is with built-in loudspeaker, enhance the volume function while playing. 3. This product can recharge independently for iPhone 4. 4 ...