Hot selling best retractable Bluetooth necklace headphone wireless earphone mp3 player.

Bluetooth profiles: HSP, HFP, A2DP, AVRCP

Music time: 5.5 hours

Talk time: 6 hours

Charge time: less than 2 hours

Battery: built-in Li-battery

Support indicating battery in iPhone.

Connect to 2 Bluetooth players.

Voice telling for operation.

Colors: blue, red, white, customized.

Hot selling best retractable Bluetooth necklace headphone wireless earphone mp3 player.

Product shows:

Hot selling best retractable Bluetooth necklace headphone wireless earphone mp3 player.

Packing contents:

Bluetooth headset x 1

USB cable x 1

User's manual x 1

If you are interested in more details, please feel free to send inquiry or call us, so that we can talk more.