[Truly Wireless] TZ-i8 Stereo bluetooth Earphone With Charger Box Sweatproof Waterproof

Features:1. Truly wireless bluetooth earphone, break the shackle of wire, enjoy music more freely.2. Advanced storage box with charging function, more convenient while going outside.3. Simple operation, you could answer calls, control music by the multifunctional button.4.Ergonomic design, provide you more comfortable wearing experience.Specifications:General SpecificationModel TZ-i8Color BlackWearing Type In-earTechnical Parameters Microphone Yes bluetooth Version V4.1 Transmission Distance 10mReceive Sensitivity 105dBImpedance 32Frequency Response 20-20000Hz Battery Capacity Charger: 450mAh, 3.7V Earphone: 40mAh Charging Time (h) 1 hours Talking Time 5-6 hours Working Time (h) 2-3 hours Standby Time (h) 180 hoursPackageIncluded:1* TZ-i8 bluetooth Earphone1* Charging Cable1* Manual