S5 Wireless Private Mode bluetooth 4.1 In-ear Earphone Wireless Headset for Tablet Cell Phone

S5 Wireless Private Mode bluetooth 4 1 In ear Earphone Wireless Headset for Tablet CellphoneDescription S5 Wireless Private Mode bluetooth 4 1 In ear 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 EarImpedance 32Frequency Range 20 20000 HzSpeaker Specification Brass ring 8mmSensitivity 110dbProgram csr8635 Ver4 1Operating Voltage 3 0V 4 2VCharging time 1 2 hoursWeight 14 5gColor Black BluePackage includes 1 x Earphone1 x USB Charging Cable1 x SoftEarplugs