Portable MINI mp3 player clip bluetooth 8GB Sport Pedometer music player FM Radio Micro SD Card 1.8 Screen Stopwatch christmas giftHighlights:* MU1037 can be a passometer and a stopwatch to master your exercise amount.* It is small enough to fit in a pocket, purse, backpack, fanny pack, and very easy to carry when traveling or doing sports with its clip design.* USB cable is included for charging and data transmission. With a high quality earphones, no need to buy one yourself.* The player supports multi-languages: Chinese, English, Japanese, Korean, French, Gemany, Italian, Dutch, Spanish, Russian and more.Specifications:Model Number: MU1037Bluetooth Version: V2.1+EDR (can Compatible with Bluetooth devices above 2.1 )Effective Rtansmission Distance of BT: up to 10 metersMemory: 8GB (USB 2.0 for ultra-fast transfer)Card Support: 32GB TF / Micro SD card in MaximumDisplay Screen: 1.8 inches 160*128 TFT ScreenMP3 Bite Rate: 8K bps-320K bpsWMA Bite Rate: 5K bps-382K bpsWAV Bite Rate: ADPCM 32K bps-382K bps; PCM 128K bps-1536K bpsFLAC Bite Rate: 700K bps-1200K bpsAPE Bite Rate: 500K bps-1000K bpsBattery: Built-in 3.7V 160mAh Built-in lithium batteryMP3 WMA Music Playing time: about 7HAVI Video Playing Time: about 3HCharge Port: Micro USBAudio Player: MP3, WMA, WAV, AAC, APE, FLACVideo Player: AVI, AMVPhoto Viewer: JPG, BMPE-book Reader: SupportFM Radio: SupportVoice Recording: SupportFM Recording:SupportColor: Black/red/greenItem size: 7.6 * 4.1 * 1.9cm / 2.99 * 1.61 * 0.74inItem weight: 34g / 1.20oz Package List:1 * Bluetooth MP3 Player1 * USB Cable1 * Headphone1 * English User Manualsome some buyer said that do not know how to add volume higher "13 " . there are the steps,if you buy it ,and have same question , you can try it . thank you !