More Details:

Specifications:
General Specification Brand Name ZEALOT Model Number B5 Color Black， Brown!#!amp!*!amp;Silver， Black!#!amp!*!amp;Red Wearing Type Headband Product Weight (g) 241g Dimensions (cm\/ inch) 160*84*190mm Technical Parameters Conectivity Interface 3.5mm stereo Output Power 2*10mW Battery Capacity 650mAh Working Current 13mA Driver Unit 40mm 32!#!amp!*!Omega; Suitable Card TF card (micro SD card) FM Frequency 87-108 NHz Charging Voltage 3.7V Distortion !#!amp!*!lt;1% SNR 80dB Frequency Response 20Hz-20kHz Bluetooth Version 4.0+EDR
Package Included:
1 X ZEALOT Bluetooth Headphone 1 X Charging Cable 1 X AUX Audio Cable 1 X Manual