Somostel CJ04 wireless sports earphone with soft in-ear design

Product:  Wireless Handsfree
TAANSMIT RANGE :<=10M
SUPPORT SOFTWARE AGREEMENT       A2DP1.2,HFP1.6,AVRCP1.4,HSP
BATTERY:Rechargeable polymer lithium-on battery
CHARGE TIME: <2.5H
WORKING TIME:about 4 hours(battery saturation)
STANDBY TIME :about 100H (battery saturation)
FEATURE: the NFC+multipoint connection+voice prompt
NET WEIGHT: 30g