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Prostereo F4 Dynamic Driver ENC Hi-Res In-Ear Headphones

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SKU: F3
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Prostereo F4 Dynamic Driver Hi-Res In-Ear Headphones ProStereo™ F4 9mm Neodymium Magnet Driver and Powerful Bass module which enables Clear and Natural Sound. ProStereo™ F4 Audiophile Copper wire Minimize audio signal loss with high purity cable, so as to effectively...
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PRODUCT DETAILS

Prostereo F4 Dynamic Driver Hi-Res In-Ear Headphones
  • ProStereo™ F4 9mm Neodymium Magnet Driver and Powerful Bass module which enables Clear and Natural Sound.
  • ProStereo™ F4 Audiophile Copper wire Minimize audio signal loss with high purity cable, so as to effectively enhance the headphone's bass flexibility and analytical power,
  • ProStereo™ F4 Built-in Professional-Grade Microphone can be used for high-definition calls and voice recognition.
  • ProStereo™ F4 Frequency Range (Hz): 5Hz - 70 kHz Certified by the Japan Audio Society for the Hi-Res Audio! Headphone specification an Aluminium shell can effectively isolate external electromagnetic influence, to reduce the side effect of music resonance.
  • ProStereo™ F4 Equipped with a pair of noise-canceling foam earbuds by Comply™ Foam Tips-a a special cutting-edge feature that not only suppresses outside noises but also improves the device's sound performance.

5Hz-70kHz Ultra-wide audio frequency range output

ProStereo™ F4 not only certified by the Japan Audio Society for the Hi-Res Audio! Headphone specification, but also includes a 9mm diameter driver type unit that can output an extremely wide range from 5Hz to 70kHz, a detailed tone in the face of high frequencies or bass.

Aluminium Alloy Shell

ProStereo ™ F4 is with a personalized copper brown aluminum shell, the overall style of low-key and neutral brings freshness from the mainstream of black and white.  As for the good-looking aluminum alloy shell, it can also be isolated from external electromagnetic effects, thus effectively reduce the role of music resonance. Together with high-fidelity acoustic drivers, playing Hi-Res Audio! is more obvious.

Not only for entertainment but also for communication

In addition, ProStereo™ F4 has a professional microphone with multi-functional control keys for high-definition calls, volume control, and voice recognition^, and with Hi-Fi high-definition audio quality that can be compatible with the latest models of mobile phones.

 

 Specifications

  • Driver Type: 9mm Dynamic Driver
  • Sensitivity (dB/MW):102.5 ± 3 dB/mW
  • Frequency Range (Hz): 5 Hz – 70 kHz
  • Max.Input Power: 10mW
  • Cable length: 1.2 meters
  • Weight: 18.4 grams
  • Impedance: 17 Ω

Box Content

  • ProStereo™ F3 Headphones
  • Earbuds (SS,S,M,L sizes)
  • Comply™ Foam Tips
  • Premium carrying pouch
  • Quick Start Guide

User Manual

 Warranty & Returns 


The product with this logo is conformed to the High-Resolution Audio standard defined by the Japan Audio Society. This logo is used under license from the Japan Audio Society.

REVIEWS

SHIPPING & RETURNS

Returns

We take pride in offering optimised shopping experiences. If you are not satisfied with your purchase, you may exchange or receive a refund of your product discretion to our customer services within 14 days of the purchase date for any reason as long item remain factory sealed if not refunds will be issue as per our Terms and Condition .Please contact our customer support team at sales@1moreuk.com for return or refund information if item remain factory sealed. Our return and refund will normally be processed within 30 days for the item purchased from our websitePlease note to have full refunds or exchange full original packaging will be require or no exchange or refund respect our product to have fair resolution .

Instructions:

1.Email support@1moreuk.com with your details and order #.2.Our support team will provide a instruction 3.When the item arrives in our office, we will inspect it and issue a refund or send a replacement depending on our discretion.

Note:

  • Do not send products back without contacting our support team.
  • Please send all original packaging and accessories including all warranty cards and product manuals along with the returned products or no refunds or replacement will be allowed.
  • Expedited shipping costs and standard shipping cost will not be refunded.
  • Replacements will be shipped via Standard Ground within 5 working days.For returns after 60 days of the purchase date for non faulty, please refer to our warranty policy.
  • Shipping

    1. Do you offer free ground shipping on all orders placed on 1MOREUK.co.uk? No (24 Hours Royal Mail ) Standard ground shipping in the UK

    2. When will I receive my order?All orders are processed within 1 to 2 business days. Shipping times depends on the shipping method available in your region:Ground Shipping: 1-2 business days for delivery (subject to stock availability)2 Next Day Guarantee : 1 business day for delivery (subject to stock availability)Note: These shipping times are merely estimates. While we will try to deliver your orders as quickly as possible, please note that orders placed during promotional periods and special events may require longer shipping times.

    3. What shipping methods do you offer?We have three shipping methods for most regions: Standard Ground Shipping by Royal Mail and Next Day Royal Mail or DHL.

    4. How do I change my shipping method after an order is placed?We are sorry that once an order is placed you will not be able to change the shipping method. Please double-check before checkout.

    5.Why is my shipping fee more expensive compared to others?Shipping fees depend on your shipping address. If the shipping address is a remote area, the shipping fee may be higher than usual.

    6. I ordered more than one item. Will they be delivered at the same time?We try to make sure all your items reach you at the same time. Sometimes our products are not always sent together since different shipping options are used depending on the product. Once an item has been shipped, you will receive a shipment notification email.

    7. Can I change the delivery address of my package after it has been shipped out?Unfortunately, we cannot change the address once the product is shipped out.

    8. What can I do if my shipment arrives damaged?If your shipment arrives damaged, please reach out to 1MORE UK customer support within 24 hours, so we can rectify the situation for you. We will file a claim with the carrier and resolve the problem.

    9.Do you Deliver in Europe ?Yes we do delivery time 4-6 Working days flat cost £16.99 buyer responsible for customs duty in their countries.

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    Prostereo F4 Dynamic Driver ENC Hi-Res In-Ear Headphones
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    Prostereo F4 Dynamic Driver ENC Hi-Res In-Ear Headphones

    Returns

    We take pride in offering optimised shopping experiences. If you are not satisfied with your purchase, you may exchange or receive a refund of your product within 14 days of the purchase date for any reason as long item remain factory sealed. Please contact our customer support team at sales@1moreuk.com for return or exchange information. Our return and refund will normally be processed within 10 days for the item purchased from our website.

    Instructions:

    1.Email sales@1moreuk.com with your details and order #.
    2.Our support team will provide a prepaid shipping label for faulty units.
    3.Follow the instructions that come with the label for shipping.
    4.When the item arrives in our office, we will inspect it and issue a refund or send a replacement depending on your choice.

    Note:

    1. Do not send products back without contacting our support team for a pre-paid label.
    2. Please send all original packaging and accessories including all warranty cards and product manuals along with the returned products otherwise depreciation cost will applied.
    3. Expedited and Standard shipping cost will not be refunded.
    4. Replacements will be shipped via Standard Shipping with 5 working days.
    5. For returns after 14 days of the purchase date for non faulty , please refer to our Terms & Condition section. 
    6. Amazon Purchases Returns ,Replacement or Warranty Claims contact Amazon Customer Services as they are responsible for the transaction on their platform

    Delivery

    1. Do you offer free ground shipping on all orders placed on 1MOREUK.co.uk?
     
    Yes, order over £50 on limited time offers, not always on ground shipping in the UK only on all orders placed on www.1moreuk.co.uk. 

    2. When will I receive my order?

    All orders are processed within 1 to 2 business days. Shipping times depends on the shipping method available in your region:
    Ground Shipping: 2-3 business days for delivery (subject to stock availability)
    Next Day: 1 business day for delivery (subject to stock availability)

    Order Cut off time for changes or cancel  13:00

    Note: These shipping times are merely estimates. While we will try to deliver your orders as quickly as possible, please note that orders placed during promotional periods and special events may require longer shipping times.

    3. What shipping methods do you offer?

    We have three shipping methods for most regions: Standard Ground Shipping by Royal Mail or and Next Day by DHL or Royal Mail . 

    4. How do I change my shipping method after an order is placed?

    We are sorry that once an order is placed you will not be able to change the shipping method. Please double-check before checkout.

    5.Why is my shipping fee more expensive compared to others?

    Shipping fees depend on your shipping address. If the shipping address is a remote area, the shipping fee may be higher than usual.

    6. I ordered more than one item. Will they be delivered at the same time?

    We try to make sure all your items reach you at the same time. Sometimes our products are not always sent together since different shipping options are used depending on the product. Once an item has been shipped, you will receive a shipment notification email.

    7. Can I change the delivery address of my package after it has been shipped out?

    Unfortunately, we cannot change the address once the product is shipped out.

    8. What can I do if my shipment arrives damaged?

    If your shipment arrives damaged, please reach out to 1MORE UK customer support within 24 hours, so we can rectify the situation for you. We will file a claim with the carrier and resolve the problem.

    9. Do you Deliver in Europe ?

    Yes we do delivery time 4-6 Working days flat cost £12.95 buyer responsible for customs duty in their countries.

    10.FREE DELIVERY ORDER OVER £50 

    ServiceDelivery TimeCost
    Next Day Shipping by Royal Mail Order over £501-2 Business Days0.00
    Next Day Guaranteed Royal Mail or DHL1 Business Days£12.99

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