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TWS-K2 True Wireless BT 4.1 In-ear Stereo Sport Headphone

TWS-K2 True Wireless BT 4.1 In-ear Stereo Sport Headphone

Headset Music Hands-free w/ Mic 450 mAh Emergency Power Bank for Running Gym Exercise Business

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  • China Warehouse
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Stock in: china


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Buyer Protection

  • Full Refund If you don't receive your order
  • Full or Partial Refund , If the item is not as described Learn More >
Music is a super companion for humans, which can make you relaxing and enjoy colorful life. A portable music player device is essential for music lover. We are be honored to recommend K2 Stereo BT Headphones to you. K2 BT Headphone is specially designed for music lovers and sports enthusiast, which features Advanced True Wireless (TWS)BT 4.1 (CSR4.1) Technology, Built-in high-grade Microphone & Speaker, hands-free function and lightweight design. It will offer you wonderful music, you can greatly enjoy your favorite Music. A super companion for you during daily life and travel.    

[Advanced BT Technology]
Latest True Wireless (TWS) BT 4.1 (CSR4.1) Technology with A2DP/ AVRCP support, ensure transmitting strong signal in high quality & high speed and offering high-fidelity stereo music. Offering Strong Wireless Signal, with a wireless audio range of 33ft (10m), enjoy the freedom to move and the convenience of uncompromising sound quality.
[Unique Design]
Wireless Dual Ear Stereo Design, Left and Right Ear Channel Separation; You can use K2's Left and Right Ear Headset solely (Single Track Mode), and K2 also can be used in pairs (Stereo Mode). Ultra Mini Size(its diameter is only 20mm), offering you Wonderful High fidelity Stereo Sound Effect. Its ergonomic design guarantees 100% Stable and Comfortable when walking, exercising, running, climbing, driving, skating, cycling, fishing and other outdoor sports.
[Emergency Power Supply]
Comes with 450mAh Emergency Power Bank Box, which can be used as a portable power bank and offering Emergency Power Supply to the BT Headphone (Supports charging the BT Headphone more than 4 Times) when in urgent need, keeping you enjoying wonderful music all day without any worry for low battery.
[CVC6.0 Noise Cancellation & High-sensitivity Mic]
Adopt Built-in CVC6.0 Noise Canceling Technology and high-sensitivity microphone to reduces ambient noises and grasp the detail of voice, enabling clearer sound from microphone. You can get high quality hands-free phone conversation even on the street or inside a shopping mall.
[Long Standby Time & Fully Compatibility]
Built-in rechargeable Lithium battery lasts up to 4 hours of Talking Time / 3 hours of Music Playing Time and 40 hours of Standby Time per charge cycle. And universally compatible with most BT-enabled devices, including iOS / Android / for Windows Smart phones & Tablet PC and other BT devices.

Model: TWS-K2
Product Type: True Wireless (TWS) BT Stereo Headphone.
BT Version: BT 4.1 (CSR)+ EDR; Class 2.
Supports HSP, HFP, A2DP, AVRCP protocol.
Battery Capacity Display, supports for iPhone.
Frequency Response Range: 21Hz-18KHZ
Operation Range: Up to 10 meters
Microphone: Built-in high-sensitivity microphone (-38dB).
Impedance: 16Ω
Sensitivity: 95dB
Degree of distortion: ≤1%
SNR ≥95
Headset Battery: 60mAh Rechargeable Li-ion battery
Power Bank Box Battery: 450mAh Rechargeable Li-ion battery
Charge Time (for Power Bank Box): About 2.0 hours
Music Playing Time: About 3 hours (The Music Volume will affect the time)
Talk Time: About 4 hours
Standby Time: 40 hours
Charge Time:1 ~ 2 hours
Charge Port: Micro USB
Color: Red
Main Item Size: 2.8 * 2.8 * 2.0cm / 1.1 * 1.1 * 0.79in
Main Item Weight: 10g / 0.37oz
Package size: 18.0 * 9.0 * 3.5cm / 7.0 * 3.54 * 1.37 in
Package weight: 118g / 4.16oz

Package List:
1 * K2 True Wireless BT Headset    
1 * USB Cable
3 * Earbud
1 * English / Chinese User Manual

Questions & Answers

  • Q does it comes with that charging box? if, then why does it is not written on package list

    By Devesh October 24, 2018

    A Sorry,it does not comes with that charging box,thanks.

    Reply By Customer Service Center October 25, 2018
  • Q Is this only compatible with iPhones or other android devices too?

    By Sarita Mistry May 8, 2018

    A it is compatible with other android devices,too.

    Reply By Customer Service Center May 8, 2018
  • Q in which language the headphones are heard when you turn on them?

    By Samuel January 21, 2018

    A hi, it's English.

    Reply By Customer Service Center January 22, 2018


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Customer Reviews

Average Rating:


based on 119 Customer Reviews

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Customer's impression

Good quality(1) Portable(1) Wonderful Design(2) Good service(1) Fast shipment(2) Cheap price(1) Very useful(1)

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  • By a***0

    May 16, 2018

    The item was what I expected.

    Is this helpful? (0) (0)

  • By b***4

    April 25, 2018

    Good product, great service delivered on time

    Is this helpful? (0) (0)

  • By m***f

    March 10, 2018

    great sound better than i expected

    Is this helpful? (0) (0)

  • By c***4

    March 6, 2018

    Would use this seller again. Excellent.

    Is this helpful? (0) (0)

  • By b***d

    March 6, 2018

    Awesome thank you.

    Is this helpful? (0) (0)

  • By t***7

    February 24, 2018

    Good price. Fast delivery. Many thx :-)

    Is this helpful? (0) (0)

  • By c***e

    February 23, 2018

    First class, service thank you

    Is this helpful? (0) (0)

  • By n***o

    February 13, 2018

    Buy here with confidence! 5 🌟 all the way.

    Is this helpful? (0) (0)

  • By n***o

    February 13, 2018

    Buy here with confidence! 5 🌟 all the way.

    Is this helpful? (0) (0)

  • By s***d

    January 16, 2018

    everythink is allright

    Is this helpful? (0) (0)

  • By s***l

    January 10, 2018

    good quality and good sound. Thanks 😀

    Is this helpful? (0) (0)

  • By e***n

    December 31, 2017

    Everyone loves these wireless headsets.

    Is this helpful? (0) (0)

  • By a***2

    December 19, 2017

    Thank you I am pleased with the item.

    Is this helpful? (0) (0)

  • By j***5

    December 18, 2017

    Great product, excellent service. Replied to my messages very quick. A+ seller..

    Is this helpful? (0) (0)

  • By j***s

    December 15, 2017

    Bought for Christmas not used yet.But looks very compact and very good.5 stars.

    Is this helpful? (0) (0)

  • By j***y

    December 11, 2017

    Recieved item earlier than expected good delivery.for xmas ..not opened yet

    Is this helpful? (0) (0)

  • By d***n

    December 2, 2017

    Item as Described. Excellent! Thank you

    Is this helpful? (0) (0)

  • By h***9

    November 26, 2017

    item arrived as described. fast shipping. thank you.

    Is this helpful? (0) (0)

  • By p***e

    November 5, 2017

    Item as described.I am glad to bought it so I recommend everyone to do the same.

    Is this helpful? (0) (0)

  • By 8***2

    October 13, 2017

    Excellent product. Thank you very much

    Is this helpful? (0) (0)

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