Call Us: +91-751-4920330+91-99776-89007[Mon-Sat(11:00-18:00)]

E-Mail Us: sales@hifinage.com[For Pre-Sales Enquiries Only]

FREE SHIPPING | COD is not available due to COVID-19 to favour Contact-Less Delivery!

Knowledge Zenith ES4

4 Reviews
| Ask a question

In Stock Out of Stock Pre-Order Now

Regular price Rs. 1,694.58 Rs. 2,104.52 |  Save Rs. 409.94 (19% off) incl. of GST. with free Shipping

00

Due to COVID-19 spread across the country, the government has imposed many restrictions due to which our delivery partners are unable to pickup or deliver the shipments on time like it used to before. We request your co-operation and support in this time and situation. We regret all the inconvenience caused to you.

ESTIMATED DELIVERY BETWEEN and excluding the pre-order products and special order products.

PEOPLE LOOKING FOR THIS PRODUCT

DESCRIPTION

Knowledge Zenith ES4 is the new generation hybrid technology driver earphones from the house of Knowledge Zenith. ES4 consist of one dynamic and one balanced armature driver in each shell. Its dynamic driver is of 10mm in size using Graphene technology. The sound is very carefully tuned between lows, mids and highs using its PCB aka dividing circuit which further enhances the degree of separation and layers.

The ES4 comes with the detachable cable negating the risk of damaging the cable.

SPECIFICATIONS

Driver TypeDynamic and Armature Hybrid
Driver Size10mm Dynamic Driver
Frequency Response20Hz - 40KHz
Impedance25Ω
Sensitivity104dB
Plug3.5mm L-shaped 24K Gold Plated
Cable1.2m Detachable 2 Pin 0.75mm Cable

PICTORIAL DESCRIPTION

Knowledge Zenith ES4 with hybrid driver system
Knowledge Zenith ES4 with hybrid driver system with one dynamic driver in the shell providing authoritative bass and one balanced armature driver in the nozzle providing with detailed mids and highs.

Knowledge Zenith ES4 with hybrid driver system with one dynamic driver in the shell providing authoritative bass and one balanced armature driver in the nozzle providing with detailed mids and highs.

 

Knowledge Zenith ES4 armature driver providing with the best level of details
Balanced Armature driver inside the Knowledge Zenith ES4 provides us with the great level of details in mids and highs.

Balanced Armature driver inside the Knowledge Zenith ES4 provides us with the great level of details in mids and highs.

 

The dynamic driver of ES4 using graphene layer
The Graphene dynamic driver provides us with the great level of bass quality, mids and highs.

The Graphene dynamic driver provides us with the great level of bass quality, mids and highs.

 

The PCB used in the Knowledge Zenith ES4 assures us to get all the three frequencies bass, mids and high in a proper way.
The sound engineers from Knowledge Zenith has tuned its PCB in a way that none of the three frequencies overlaps each other and provides a great level of details in bass, mids and highs.

The sound engineers from Knowledge Zenith has tuned its PCB in a way that none of the three frequencies overlaps each other and provides a great level of details in bass, mids and highs.

 

KZ ES4 fits perfectly find in the ears giving the tight an secure seal resulting in a very good sound quality.

All the products we sell at HiFiNage comes with only and only manufacturer warranty as we procure the products directly from the manufacturer so there is no intercessor between HiFiNage and manufacturer. Different manufacturer may offer warranty of different period and have their own set of rules which we are bound to follow. We cannot surpass the rules set by manufacturer.

Manufacturer Warranty Period What's Eligible? What's Not Eligible?
How to claim warranty?
BGVP

Earphones/USB DAC-AMP: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.

BLON

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
BQEYZ

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
FIDUE

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
HIFIMAN Earphones

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
HIFIMAN Headphones

Headphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
HIFIMAN Accessories

1 Month/1 Year

(1 Month if purchased separately, 1 Year if purchased along with headphones).

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear Tear.

2. 1 Year warranty if purchased together with HE400S, else only 1 month.

Follow this link: Claim the Warranty.
Ikko Audio

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
ISN Audio
Cables: NA
NA NA NA
JOYROOM

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
Knowledge Zenith

Earphones: 1 Year or Varies as per the given options on product pages.

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
Knowledge Zenith Accessories NA NA NA NA
Moondrop

Earphones: Varies as per you choose.

Cable: (NA if you choose No Warranty and 3 Months Maximum Warranty irrespective of the months chosen)

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
OSTRY

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
OSTRY Accessories NA NA NA
SOUNDSLY

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.

Swans (HiVi) 1 Year

1. No Sound Output.

2. Either Channel is not working.

3. Doesn't Switch On.

1. Defect caused by Electricity Fluctuation.

2. Physical Damage.

3. Cosmetic Flaws.

Follow this link: Claim the Warranty.

Symbio Eartips By Mandarines

NA NA NA
T-Peos

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
Tempotec Varies as per you choose.

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
TIN HIFI

Earphones: Varies or what you choose.

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.

TENHZ AUDIO

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
Tennmak

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
TOPPING 1 Year

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
USAMS

1 Week

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
VSONIC

Earphones: 1 Year

Cable: 3 Months

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
Venture Electronics

1 Week

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Breakage of Wire

4. Accumulation of Earwax on Earphone's Nozzles Filter.

5. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
xDuoo DAPs

1 Year

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

1. Wear and Tear

2. Cosmetic Flaws

3. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
xDuoo Desktop AMPs

1 Year

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

 

1. Wear and Tear

2. Cosmetic Flaws

3. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.
xDuoo Portable AMPs/DACs

1 Year

1. No Sound Output

2. Buttons Not Working

3. Not Charging

4. Doesn't Switch On

 

1. Wear and Tear

2. Cosmetic Flaws

3. Damage due to Natural Catastrophe.

Follow this link: Claim the Warranty.

 

Recently Viewed Products

The product(s) which you have recently visited or might have shown interest
Knowledge Zenith ES4

Knowledge Zenith ES4

Cancellation

Cancellation Policy at HiFiNage

1. A customer is advised to notify the seller for cancelling the order before it is processed for the shipping. A customer must tell the reason for the cancellation of order, a reason should be valid and genuine. If the order is shipped, so the request for cancellation will not be entertained.

If the payment is made via CCAvenue payment gateway so the cancellation request should be made on the same day of the order date, failure to do so will result in the deduction of CCAvenue payment gateway charges as per the CCAvenue refund policy. Whereas, Cashfree, PayU/PayUMoney and Razorpay do not refund the TDR no matter whether you request for the cancellation after the successful payment or on the same day/next day. So there will not be the full refund if the order is placed using Cashfree, PayU/PayUMoney and Razorpay payment gateway.

Exchange

Exchange Policy at HiFiNage
2. Of course, you can exchange the product if you have changed your mind but the product should be unopened and its original packaging should be intact. If you have opened our packaging excluding the product's original packing so the exchange can be done for the full refund excluding the shipping charges (to and fro) and payment gateway charges. In case if the product you want to exchange it with is a low-priced product so we will refund you the difference in the amount via store credit and in the same way, we will charge you the difference in amount if the product is a high-priced product. You will need to pay the shipping charges again.

Refund

Refund policy at hifinage

3. Refund is possible via store credit only if the received product is in unopened condition and its original packaging is intact. A customer will need to ship it back to us or we also can arrange the reverse pick-up for which we will charge the shipping charges. Refund of product price along with GST will be refunded via store credit only. In case if customer opened the product and disliked it after listening to it so to accept the return of this product, there will be restocking fee of 25% for the product price along with shipping charges and the remaining amount will be credit via store credit only. For eg.,


Product price: INR100

Reverse Shipping Charges: INR150 

Total: INR250 

The restocking fee of this order would be 25% of product price i.e., INR25(restocking fee of product price) + INR150(Reverse Shipping Charges) = INR25+ INR150 = INR175.

Return

Return Policy at HiFiNage

 

4. Return of the product will be accepted only if the parcel (in which the product is packed) is in unopened condition, for this, customer needs to create an RMA and we will get back to the RMA with a proper resolution. Remember, shipping charges (to and fro) will not be refunded in this case, only the product price will be refunded.

The product can be returned only when: 

(a). The product is under manufacturer warranty period.

(b). The product has manufacturing defects.

(c) The defects and issues are not caused by the user knowingly or accidentally or any natural calamity.

Raise the RMA Request

For Earphones, a customer is advised to send the product with the ear tips you felt the product is not working anymore. We do not need the accessories so kindly do not send it along with the defective earphone. 

For Speakers, kindly send everything in its original packaging. Make sure the packaging is extremely good to avoid any damage in transit.

(d). If the received product is DOA (Dead on Arrival) or defective, so you are eligible for product exchange only after we arranged the reverse pick-up of such product and after we received it.

What are you looking for?