A-Line Stereo Subwoofer Foldable Card Headset-Black

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Product Features:

Volume +/-, up/down song switching, answering calls, mode switching, EQ switching, Retractable design, comfortable earmuffs, one-key answer

  Features:

1. Insert card MP3 function, support up to 128G TF memory card

2.FM stereo radio

3. Hands-free calling

4. Bluetooth plug-in dual-use (Bluetooth can be plugged in when the power is off), 3.5mm audio interface

Product type: Bluetooth headset

Wearing method: head-mounted

Functional use: wireless headset, voice headset

Bluetooth version: V5.0

Support Bluetooth protocol: A2DP, AVRCP, HFP, HSP

Frequency response: 20Hz-20KHz

Signal to noise ratio: 70db

Battery capacity: 200mAH lithium battery

Charging port: Mini 5-pin micro usb interface

Talk time: about 3 hours (maximum volume)

What's in the box: 

1*earphones

1*USB charging cable