Neck hang Intelligence Bluetooth sport music headphone bass stereo denoise English voice prompt HD voice wear comfortable&stable headset

Product characteristics: 1, Bluetooth version: BT4.1 (low power) 2, support agreement: HSP/HFP/A2DP/AVRCP 3, battery capacity: 165mAh, charging time: 5 minutes (fast charging), listening to music for 90 minutes,Micro USB charging port 4, it can connect two Bluetooth devices at the same time. 5, calls is 7-14 hours, the duration of music playing is 7-14 hours, and the standby time is 320 hours. 6, intelligent voice control function. 7, the main material: ABS