Memory description:

8G= built-in 8G 40G = built-in 8G + 32G TF card 64G = built-in 8G + 64G TF card

Product description:

Product model: D20 Colour: Black. silvery Shell Material: Zinc Alloy Screen size: 3 inch color screen Key operation: touch screen. Charging time: about 2.5 hours. Please use 5V 1A charger. Recording format: WAV Recording distance: about 3 meters Microphone: built-in microphone Music format: MP3.WAV.WMV.OGG.APE.FLAC.ACC. Video playback supports formats below 720P resolution that can be played directly.1080P needs video conversion. USB Connection: USB2.0 Battery: Lithium battery capacity 550 mA Product size: 85*47*10mm TF card extension: maximum support 128G. Headphone specification: 3.5 mm jack Memory capacity: 8G Lyrics Format: LRC E-book format: TXT Language: Support English, Russian, Hebrew, German, French, Spanish, Korean, Japanese, and other languages of more than 20 countries. Package Including: 1x MP3 Player 1x Wired headphone 1x USB Cable 1x User Manual