Screen Size: NoneSupports FM: YesAudio Format Support: MP3、 WMASupports EBook Reading: NoPackage: YesMemory Size: 8GBLaunch Date: 2014Storage Type: Flash MemorySupports Recording Function: NoBattery Life: < 10 hoursHave Speakers or not: NoBattery Specification: Lithium BatteryScreen: NoOperation Mode: Touch Tone Model Number: Bluetooth Headphone Style: NeckbandName: Waterproof Bluetooth MP3 Player