remax rb s7 wirless bluetooth
remax rb s7 ব্লুটুথ ইয়ারফোন
REMAX RB-S7 Sports Bluetooth Wireless Earphone
Model : RB-S7
Bluetooth Version: 4.1
Bluetooth Distance: 10m
Charging voltage: 3.7V
Speaker: 8mm
Impedance: 16
Speaker power: 5mW
Battery: 90mAh lithium polymer battery
Charging time: 2 hours
Talk time: 8-9 hours
Music playing time: 6-7 hours
Standby time: 260 hours
For iphone can display headset battery level
CVC echo and noise processing technology
