K2 Smart Sunglasses For Android / IOSK2 Smart Sunglasses For Android / IOSK2 Smart Sunglasses For Android / IOSK2 Smart Sunglasses For Android / IOSK2 Smart Sunglasses For Android / IOSK2 Smart Sunglasses For Android / IOS

K2 Smart Sunglasses For Android / IOS

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Product Description

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Sensitive touch key
Smart voice control
Interchangeable headset
Detachable Polarized Lens
Enjoy stereo music
Hands-free phone-call


Bluetooth specification: V4.0+EDR, Stereo Music+CVC Noise Deduction
Frequence: 2.4G Hz
Bluetooth Chip: CSR8635
Bluetooth Mode:Headset, Handfree A2DP
Transmission Class: Lossless Transmission
Transmission Distance: 10-15 m
Phone-call Time:3-4 hrs
Music Time: 3-4 Hrs
Charging Time: 1 hr
Charging Voltage: 5V

We send black color at default

Package including:

1x bluetooth glasses
1x carrying bag
1x Mono earphone
1x Binaural headset
1x Charging Cable
1x Cleaning cloth
1x Text card
1x Use’s manual

Maintenance issues

Turn off the power when do not use this product
Do not put this product in liquid or moist place.
Do not put this product near fire,to avoid explosion.
Do not bump this product against sharp objects,to avoid scratches or damage.
Please put this product in a dry place.

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Item Specifics

Application Age Group: 
 Answer Call,Dial Call


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location*Estimated Shipping Time
United States10-20 Business days
Canada, Europe10-20 Business days
Australia, New Zealand10-30 Business days
Central & South America15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of smarttecshop (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of smarttecshop.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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