Product Material: zinc alloy + glass Size: 86*41*10mm Battery type: Lithium battery Recording time: about 40 hours Playing time: about 30 hours Headphone jack: 3.5 mm Memory capacity: 32G Display screen: 1.5 inches Display screen pixels: 128*160 pixels Colour: Black Quantity: 1 piece Package content: 1*MP3 player, 1*headphone, 1*data cable, 1* manual, 1*warranty card 1. ?Wireless 4.0 Bluetooth? ? Bluetooth 4.0, Free Listening, Greater Compatibility, Can Broadly Support Cars Bluetooth, Wireless Restraint, Reduce Delay, Speed ??Up Transmission, Strong Interference Suppression, Support Bluetooth Background Play, Support Fast Forward and Backward, Music enjoy freely. 2. ?Lossless HiFi sound quality? ? High quality chip, support MP3 / WMA / APE / OGG / FLAC / WAV / / AAC-LC / ACELP and other formats lossless sound quality. intelligent digital noise reduction, using a professional intelligent noise reduction master chip, which can shield noise and protect sound, the level of sampling restores the real sound. 3. ?1.5 inch TFT color screen, 32GB large memory? ? Clear and beautiful display, low power consumption, more energy saving. The curved screen design makes it feel more elegant and easier to use. The MP3 player comes with 32 GB of memory. which allows music to be stored in large quantities. 4. ?Multifunction and touch button? ? With independent volume buttons and on-off buttons, easy to use while doing sports. This 32GB Bluetooth Walkman has music, FM radio, pedometer, recording, video, e-book, text synchronization, and more. Great gift for kids or adults. 5. ?Metal MP3 & long battery life? ? After hours of full charge, the bluetooth music player can play music with wired headphones for 30 hours (screen off). Long service life, perfect MP3 player when traveling.