... 72inch Video Glasses 16:9 LCD Wide Screen,AV Input,Built in 4gb Memory,External Memory Card Slot up to 32gb,for ... No.CT-AV720 72inch Wide Screen Video GlassesScreenSize72inch 16:9Resolution720x526AV outputYesBuilt In Memory4GBExternal MemorySupport to 32GB SD Card ,Class4 aboveBatteryVolume3.7V, ... Video Glasses 16:9 LCD Wide Screen,AV Input,Built in 4gb Memory,External Memory Card Slot up to 32gb,for ...