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KZ Waterproof High Fidelity Bluetooth Upgrade Cable for KZ ZST / ZS10 / ES4 / ES3 / ZSR Earphones, KZ ZST / ZS10 / ES4 / ES3 / ZSR Earphones(Black)

KZ Waterproof High Fidelity Bluetooth Upgrade Cable for KZ ZST / ZS10 / ES4 / ES3 / ZSR Earphones, KZ ZST / ZS10 / ES4 / ES3 / ZSR Earphones(Black)

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1. Adopt CVC 4.0 voice call noise reduction technology, which provides advanced audio enhancement and environmental noise suppression, which solves... En savoir plus

Expedited Delivery Available! Add to cart for exact shipping info.  Buy at Wholesale Price. Expedited Delivery Available! We consistently aim to deliver competitive prices, superior quality, and dependable insurance and return services.

£12.99

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      Description

      1. Adopt CVC 4.0 voice call noise reduction technology, which provides advanced audio enhancement and environmental noise suppression, which solves the interference of environmental noise during the call and provides better voice call quality.
      2. Qualcomm CSR8645 Bluetooth chip, with 3 seconds of fast connection, excellent reconnection speed and stronger signal anti-interference ability.
      3. Bluetooth 4.2 with EDR Bluetooth enhanced rate, greatly improving the data transmission rate of Bluetooth technology, which is three times that of ordinary Bluetooth. Let Bluetooth transfer faster, transfer more stable, more efficient, and lower power consumption.
      4. AAC-LC encoding technology, compatible with Apple mobile phone lossless transmission mode. The AAC encoding format is better than the MP3 sound quality, the file size is smaller, and the transmission is faster.
      5. With industrial grade ceramic antenna, the RF frequency is more stable, the audio signal transmission gain reduces the antenna, the noise is 1/3, the noise figure of the receiving circuit such as the sound amplifier or the mixer makes the Bluetooth receiving sensitivity better.
      6. Built-in 130mAh safe lithium battery, after full charge brings more than 8 hours of wireless listening, 100 hours long standby, bid farewell to frequent charging.
      7. IPX5 waterproof function, suitable for running, playing, riding and other occasions.
      8. Wire-controlled and battery-symmetrical design for a balanced wearing experience.
      9. The ear hook is made of metal memory wire, which can be adjusted according to your own ear profile, which greatly enhances the wearing comfort.
      10. Compatible with KZ ZST / ZS10 / ES4 / ES3 / ZSR and other earphones.

      Product parameters:
      1. Weight: 11-17g.
      2. Line length: 90-100cm.
      3. Bluetooth version: V4.2.
      4. Running time: about 8 hours, standby time: about 100 hours, charging time: about 2 hours.


      Specification:
      General
      Compatible with
      KZ: ZST, ES3, ZS10, ES4, ZSR
      Package Weight
      One Package Weight 0.06kgs / 0.14lb
      One Package Size 6cm * 6cm * 2cm / 2.36inch * 2.36inch * 0.79inch
      Qty per Carton 360
      Carton Weight 22.60kgs / 49.82lb
      Carton Size 32cm * 38cm * 26cm / 12.6inch * 14.96inch * 10.24inch
      Loading Container 20GP: 843 cartons * 360 pcs = 303480 pcs
      40HQ: 1958 cartons * 360 pcs = 704880 pcs

      Spécifications

      • Product Assurance: Quality Standards

      Avantages et inconvénients

      • Sustainably produced
      • Ideal for everyday use

      Returns & Delivery

      When will my order be delivered?

      At Mira Sales, we provide accurate delivery estimates based on your address and the chosen carrier. To view your expected delivery date, please add the product to your cart—your exact options will appear instantly.

      How are delivery times calculated?

      We work with multiple trusted carriers. Delivery estimates are based on:

      • Your shipping address
      • Carrier availability in your region
      • The shipping service you select (standard, express, priority, etc.)

      Processing time, usually 1–2 business days

      Customs clearance for international orders (if applicable)

      Our system automatically shows you the best estimated arrival date before checkout.

      Do you offer tracking?

      Yes. Every order includes a tracking number once it is dispatched. You’ll receive it automatically via email or SMS (if provided). Tracking updates allow you to see each step of your order’s journey.

      Can I return my product?

      Yes, you can return your product. At Mira Sales, we want you to feel confident and satisfied with your purchase. If an item arrives damaged, faulty, or not as described, we will happily offer a replacement or refund. Contact our support team via support@mirasales.com

      To speed up resolutions, we kindly request that you provide photo or video evidence of the issue.

      What can I do if my item (or part of it) is damaged?

      At Mira Sales, we want every order to arrive in perfect condition. If your item—or any part of it—arrives damaged, we will resolve the issue quickly and fairly.

      Eligibility for Returns

      You may request a return if:

      • The product arrives damaged, defective, or not working
      • You receive the wrong item
      • The item is not as described on our website

      To process your return quickly, we may ask for a photo or video showing the issue.

      Do I Need to Return the Item?

      In most cases, you will not need to return the damaged item, especially when photo/video proof is sufficient.

      If a return is required, Mira Sales will provide clear instructions and, when applicable, a prepaid return label.

      We’re Here to Help

      Our goal is to resolve all damage-related issues quickly, fairly, and with minimal inconvenience to you.

      You may contact us anytime at: support@mirasales.com

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