Product Name: Eran M22B Clip Colorful MP3 Player with OLED Screen Model NO.: M22B Operating System: Embeded Function: No Battery Life: <10 hours FM Radio Function: FM Radio Function Recording Modes: Without Screen: OLED Operation: Push-Button Loud Speaker Function: Without Loud Speaker Function SNR: 85dB Audio Supported Standard: MP3 PC Interface: USB 2.0 Style: Card Memory Size: 4GB Connection: USB Product Name: MP3 Player Play Time: 5 Hours Weight: 23 G Model Number: M22b Chipset: Atj3315D Battery: 90mAh Size: 47.5*30*14mm Color: 4 Color for Option Display: 128*64 Material: metal+Plastic Trademark: ENUOSUMA Transport Package: Colour Box Specification: 20g Origin: Shenzhen, China HS Code: 8519813100 Product Description Eran M22B Clip Colorful MP3 Player with OLED ScreenFeatures:Clip and super slim fashionable metal design, good soft feeling96*24 OLED color screen display.Support MP3,WMA music formatSeven sound effects, multi cycle playing modes, Sound quality is outstandingBuilt-in FM radio and recording function Support multi-languages menuSuper longer WAV /ACT recording time, A-B repeating functionFlash disk function, no driver installation required for WIN2000 systems or higherHigh speed 2.0 interface, support firmware upgrade functionTechnical parametersBluetooth versionv4.2Impedance25ΩBattery capacity55mAhBattery bin capacity500mAhBattery voltage3.7VCharging portABSChipsetJerryMusic time3.5 hoursEarbuds size46.2*17*24mmSingle earbuds weight6 gOur ServiceCustomer ServiceYour inquiry will be replied within 24 hoursOEM/OEM ServiceWe have strong production capacity and R&D departmentDesign ServiceOur proessional designer team, we can design for you depend on your requirementQC ServiceStrict quality control inspection before shipment1.We have a professional sales team that can answer all your enquires in fluent English.2.Many certificates for factory ( SGS,BV) and products (CE/ROHS /FCC/ MSDS...) which can meet different requirement of you.3.We use a strict QC system from start to finish, including our materials, production and final product testing.4.We could provide a full range of customized service including open mould, customized logo and so on.5.After sending, we will track the products for you once every two days, until you get the products.about us