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.
• 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:
Brand Name: IBESI
Model Number: S650
Bluetooth Version: Bluetooth V4.1+EDR
Bluetooth Distance: about 10M
Working Time: about 4-5 hours
Charging Time: about 1-2 hours
Standby Time: about 150 hours
Compatible Phone: Compatible with Android, iOS, Microsoft, Tablet, 99% of the phone with bluetooth.