Item Type: Bluetooth 5.0 MP4 PlayerMaterial: ABS, LCDRecording Format: WAV MP3Video Format : AVI AMV MP4 EtcImage Format: JPG BMPResolution: 3.97 Inches 480 x 800 Full Lamination Capacitive ScreenSound Format: MP3 WMA WAV, Etc.E Book: PDF TXT ETCBuilt In Polymer Lithium Battery: 1500mAhWiFi: SupportVoice Recorder: SupportBluetooth: 5.0Package List1 x Recorder1 x Instruction Manual1 x Charging Cable 1 x Earphone1 x Memory Card1Superior Performance: Smart WiFi bluetooth 5.0 MP4 player, high performance processing chip, more stable performance. Multi format decoding. 2IPS High Definition Screen: Music player uses IPS high definition screen, large touch screen, the same screen HD picture quality as cell phones, guard your eyesight. 3Bluetooth 5.0 Chip: Digital voice recorder has Bluetooth 5.0 chip, two way compatible devices, fast pairing. 4For Android OS: Digital voice recorder comes with for Android market, feel free to download APP applications. 5Large Memory: Bluetooth 5.0 MP4 player has 1+8G quad core memory for fluent operation and convenient operation. 6Multifunctional: MP4 player can connect to the Internet to listen to songs, read novels, brush videos, and achieve the same as cell phones connected to the Internet. A large number of novels online, offline, free at will.