YOOKIE Wireless Earphone

Product Description :- Brand Name : Yookie Model Number : K334 Voltage : 3.7V Charging Way : USB Micro 5V Bluetooth Version : V4.2 Microphone : Built-In Microphone Communication Distance : <10m Battery Capacity : 80mA Input voltage: DC5V Speaker : 9.0mm Working Time For Calls: 3.5 hours Frequency Response : 20Hz-20KHz