Listen to the song and make phone calls. There will be a voice prompt for cable number, last code callback, intelligent Chinese and English prompt, power on, pairing, shutdown, etc. Intelligent compatible with various BT devices.

Features:
Support listening to music, answering,and making phone calls.
Can connect two mobile phones at the same time.
Smart compatible, support all mobile phones, tablets, laptops with BT, and all mobile phones.
Wireless earphones with portable charging bay.
It's small, it's portable and you can charge it if you want.

Specifications:
Item type: Earphones
Color: Black, white(optional)
Material: PC+ABS
Actuator: 15mm
Impedance: 32OHM
BT version: BT v4.1+EDR
BT frequency band: 2.4GHz
Output power: 30mW
Frequency response: 20-20000Hz
Operating voltage range: 3.0V-4.2V
Package weight: 60g / 2.11ounce
Package size: 100 * 100 * 35mm / 3.93 * 3.93 * 1.37inch

Package list:
1 * Pair of earphones
1 * Charging Box
1 * USB cable
1 * User manual
1 * Connecting line