E-21 NeckBand

Bluetooth Version:5.1
Chipset:LC6956A
Profile:HSP/A2DP/AVRCP
Bluetooth Distance:10M
Frequency Range:20 hz - 20 KHZ
IPX level:IPX5
Battery:200mah
Driver Size:40MM
Charging port type:Micro-usb
Charging input(Amps): 5V1A
Playtime(50% volume ):20H
Playtime(100%volume):10H
Mic:YES
FM radio:YES
TF Card:YES
Aux input:YES