DescriptionFeatures.1. Built-in lithium battery, no need to buy batteries, lithium battery can be used more than 1000 times.2. Equipped with power protection, more power saving, charging protection, automatic stop when full, more power saving3. normal mode/single loop/directory play/directory loop/all loop/segmented loop/random play/profile play supports multiple playback modes of MP4 player.Description.Product Name. Bluetooth compatible MP3 playerBluetooth compatible: supports connecting Bluetooth compatible headphones.Music format. mp3 format.FM: Full band FM stereo radio.Picture. Electronic photo album/JPEG picture viewing function, read electronic novels.Microphone: built-in microphone, high-fidelity recording.Data transfer: support USB2.0 high speed transfer, transfer speed up to 1000K Byte/S. Easy language learning, real digital repeater, repeatable, trackable, support displaying song titles in Simplified Chinese and English.Interface. USB2.0.Screen size: 1.8 inches.Battery type: Special lithium battery.Playback time: 8 hours.Menu language. Chinese and English.Speaker: with speaker.Card: support memory card/SD card.Additional features: e-book function / picture browsing / FM radio function / recording function.Packing list.1 x Bluetooth compatible Mp3 player1 x Earphone1 x Data cable1 x Instruction manual1 x Packing boxCaution1. Due to manual measurement, please allow 1-3 cm error. Please make sure you don't mind before bidding.2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thank you.