The Olympus VN-7700 digital voice recorder features a 2GB internal memory that provides enough capacity for 1100 hours recording Memory: 2GB internal Noise cancellation Hands-free recording Timer feature for pre-set recording 4 folders for file storage 200 messages per folder 16-point index function File splitting Repeat looping skip space and continuous play Battery: 2 x battery - AAA type (included) WxDxH: 108x16x39 mm Weight: 66 grams including batteries Black