OY3 Sports Bluetooth 4.0 Earphone Wireless Headset for Tablet Cell Phone

OY3 Sports Bluetooth 4.0 Earphone Wireless Headset for Tablet CellphoneDescription:OY3 Sports Bluetooth 4.0 Earphone Wireless Headset for Tablet CellphoneCE, FCC, RoHS CertificateSoft silicone earplugs set of rainproof anti-perspiration, can effectively block redundant noiseSuitable for MID / Smart MP3/MP4/CD / mobile phones / radios and other related products with the output of the Audio classHeadset type: In-EarFrequency Range:20-20000 HzSpeaker Specification:Brass ring 8ΦmmSensitivity: 110dbProgram:AB1512 Ver4.0Operating Voltage:3.0V-4.2VCharging time:1-2 hoursWeight:15.7gColor: Black/WhitePackage includes:1 x Earphone1 x USB Charging Cable1 x Soft  Earplugs