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header-product Headphones Sennheiser HD 400S
109.99 €

Headphones Sennheiser HD 400S

Headphones Sennheiser HD 400S Photo 1
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Headphones Sennheiser HD 400S

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Headphones Sennheiser HD 400S

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Short description

The Sennheiser HD 400S headphones feature a wired design with a comfortable headband, ideal for calls and music. They provide high-quality sound with deep bass and clear treble, ensuring an immersive listening experience. The built-in microphone allows for hands-free calls, making them perfect for everyday use. Lightweight and portable, these headphones are designed for long-lasting comfort.
Available at price 109.99 €: 2 pcs.
Total available for order: 72 pcs.
Warranty: 2 Years
SKU: 1936461
delivery
to the Customer Service Center at Kengaraga 2b, Riga
08.07.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
08.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
13.07.2026 {{selectedOffer.courierDeliveryString}}
From 53.99 € (Weight: 217.00 kg)
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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 3.06 euros per month
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Product information

Description

The Sennheiser HD 400S are wired supra-aural (around-ear) headphones designed for everyday use. They feature a comfortable headband, closed-back earcups that reduce background noise, and a detachable single-sided cable with an integrated one-button remote and microphone. The foldable, lightweight construction makes them easy to carry and store while Sennheiser dynamic drivers provide clear treble and strong, well-extended bass for an accurate listening experience.

Advantages

Renowned Sennheiser sound quality delivers a balanced audio signature with dynamic bass and clear highs. The integrated microphone and one-button remote on the cable let you control music playback and handle calls without removing the headphones. Closed-back around-ear design limits external noise for more focused listening, and the lightweight, foldable frame enables compact storage and portability.

Suitable for

  • Everyday music listening at home or on the go
  • Hands-free phone calls and remote control of playback
  • Commuting and travel where compact, foldable headphones are preferred

Key specifications

  • Impedance: 18 Ω
  • Connector: 3.5 mm angled plug
  • Cable length: 1.4 m (detachable single-sided cable, RCS 400)
  • Weight: 217 g
  • Sensitivity: 44 dBV/Pa
  • Ear coupling: Supraaural (around-ear)
  • Connectivity: Wired
  • Color: Black

How to use

Connect the detachable RCS 400 cable to the headphones and plug the 3.5 mm angled jack into your device. Use the one-button remote to play/pause music or to answer and end calls; the in-line microphone picks up your voice for hands-free conversations. Fold the headphones along the hinges for compact storage or transport.

Usage recommendations

For best audio performance, use with devices that provide a standard 3.5 mm output. Keep the detachable cable dry and avoid excessive bending near the connector to prolong cable life. Store the headphones folded in a protective case or pouch when not in use.

Specifications

Ear coupling:
Supraaural
Connectivity technology:
Wired
Cable length:
1.4 m
Weight:
217 kg
Wearing style:
Head-band
Product colour:
Black
All features

Headphones

Headphone frequency:
18 - 20000
Headphone sensitivity:
120 dB
Impedance:
18 Ω
Ear coupling:
Supraaural
Acoustic system:
Closed

Ports & interfaces

Connectivity technology:
Wired
Bluetooth:
No
Microphone in:
Yes
USB connectivity:
No
3.5 mm connector:
Yes
2.5 mm connector:
No
6.35 mm connector:
No
RF connectivity:
No

Performance

Cable length:
1.4 m
Product colour:
Black
Total Harmonic Distortion (THD):
0.5 %
Wearing style:
Head-band
Sound pressure level (max):
120 dB
Recommended usage:
Calls/Music
Product type:
Headphones

Other features

Quantity:
1
Airplane plug:
Yes

Microphone

Noise-canceling:
No

Design

Foldable:
Yes

Weight & dimensions

Weight:
217 kg

Packaging data

Package weight:
456 g
Package depth:
232 mm
Package height:
100 mm
Package width:
195 mm
Package type:
Box

Packaging content

Charging stand:
No

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
EU57 2 08.07.2026 109.99 €
WH321 8 07.07.2026 Best delivery 119.49 €
WH337 1 09.07.2026 160.49 €
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Available only for legal entities
Warehouse Stock Delivery to the store Store Price
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Delivery Date: 07.07.2026 Best delivery
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160.49 €
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Delivery Date: 09.07.2026
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163.99 €
Stock: 1
Delivery Date: 09.07.2026
Warehouse: WH155
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Stock: 20
Delivery Date: 09.07.2026
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Customer reviews

Customer questions

FAQ

How much does the Headphones Sennheiser HD 400S cost, and is it available for purchase?

The price is 109.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 72 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can Headphones Sennheiser HD 400S be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Headphones Sennheiser HD 400S online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Sennheiser products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Sennheiser service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: ear coupling, connectivity technology, cable length, weight, wearing style, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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