features:
Mini in-ear wireless invisible design;
Super Mini Size and hidden in the ear, no wearing burden;
Ergonomic earphone design, stable in the ear, good for driving, sports, business, or leisure;
Bluetooth V4.1 + EDR wireless signal with 10-meter range (no obstacles);
Deep DPS noise-reduction microphone ensures clear call quality;
Voice prompt for pairing, calling, turn on/off;
One function button for on/off, song switch, language change, receive call;

Specification:

Model Number: S650
Bluetooth Version: Bluetooth V4.1+EDR
Bluetooth Distance: 10M (no obstacles)
Working Time: about 3 hours
Charging Time: about 1-2 hours
Standby Time: about 100 hours
Compatible Phone: Compatible with Android, iOS, Microsoft, tablet, 99% of the phone with bluetooth.

Package Includes:
1* S650 Bluetooth Earphone
1* USB Charger Cable
1* Using Manual