Type: Couple earphoneProduct Details:Brand : Ksenic Model Number : Couple Style: In-earCommunication: Wireless Connectors : USB Use: Mobile phoneFunction: Bluetooth Place of Origin: Guangdong, ChinaName: True wireless bluetooth earphone Chipset: CSR 8670Bluetooth version: V4.1 Certificate: BQB, CE, FCC, ROHS, REACHPackage : Color box Material : ABS PlasticSupport: HSP/HFP/A2DP/AVRCP Charging time: 1.5 hoursWeight: 6g Working time: within 5-6 hoursPackaging and deliveryPackaging : color box, customized packaging is accepted.Delivery details: sample 1-2 days, mass production : 20-30 daysDouble ear bluetooth earphoneNew Products for your sport lovers1) Bluetooth earphone---anyone can be used alone, and you can wear two earphones, stable Bluetooth signal, long working distance2) True wireless---enjoying same music and movie with your families and friends without wire3) Sport partner---best choice for sport lovers4) Exquisite and smallest design---easy to carry1. Concealed LED indicator on product, which can reflect turn on/off models.2. Natural Nontoxic silica Gel, soft and comfortable to wear, strengthen bass effect.3. High sensitive microphone.Product Parameters:Bluetooth Version4.1Bluetooth protocolHSP,HFP,A2DP and AVRCPSupportSBC , MPS decoder and APT-XTalking / Playing time6 hours/ 5 hoursStandby time200 hoursCharging time2 hoursTransmission distanceAbout 10 metersWeight6gImpedance16 ohmFrequency response20-20kHzLoudspeaker size8mmSensitivity100 /-3dbCharging input5V/200mACertificationsBQB, CE, RoHS, REACH,FCCOEM/ODMYesPatentHave patentSpecifications:NameCouple Bluetooth earphoneBluetooth versionBluetooth V4.1Earphone sizeD26*H30mmChip setCSR 8670Battery capacity40mAhWorking distance