2 to 5 business days
The earbuds automatically turn on and connect to your smartphone when removed from the case, automatically turns off and charge when place back in the case. Thus, you need not press and hold the power key to turn on and off the earbuds, The phone can show you how much battery is remaining. this is a very useful function especially when you wonder if you have to charge the case The device can be a mobile phone, laptop, tablet, TV box, even the current popular smart wearable device with Bluetooth function It's easy to make a call, bilateral headset call, voice dialing with superior microphone quality. Ideal for car calling and friends chatting or working use.
