# Dynamic microphone Sennheiser MD 421 — cardioid, frequency 30–17000 Hz, impedance 250 Ω, wired XLR, stainless steel, 159 g

**URL:** https://aio.lv/en/product--sennheiser-md-421--11577639
**Data updated:** 2026-01-21 13:43 (EET)
**Category:** Microphones
**Manufacturer:** Sennheiser
**Manufacturer code:** MD 421
**EAN:** 4044155285802
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 236.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 195.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sennheiser-md-421--11577639

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 25.06.2026 | 1.99 EUR |
| Courier delivery to door | 25.06.2026 | 4.99 EUR |

## Summary description

Sennheiser MD 421 is a wired dynamic cardioid microphone suitable for speech and instrument miking. Frequency range 30–17000 Hz and 250 Ω impedance deliver reliable sound capture; stainless-steel housing and 159 g weight ensure durability and stage use. Connect via XLR. Supplied: microphone. Follow manufacturer's instructions for safe use.

## Long description

Sennheiser MD 421 is a wired dynamic cardioid microphone designed for speech and instrument miking. It offers a frequency range of 30–17,000 Hz and a nominal impedance of 250 Ω. The microphone has a stainless-steel housing, weighs 159 g and connects via a standard XLR input. The package contains the microphone. Use the product according to the manufacturer's instructions.
Advantages
The cardioid polar pattern reduces pickup of rear and side sound sources for focused capture of vocals and instruments. Its dynamic transducer does not require external power and is suitable for close and stage use. Stainless-steel housing provides mechanical durability while the wired XLR connection ensures a reliable audio signal path.
Suitable for
Vocal performances and speech
Close miking of acoustic and electric instruments
Live stage and rehearsal use
Studio tracking where a durable dynamic microphone is preferred
Key specifications
Polar pattern: Cardioid
Transducer type: Dynamic
Frequency response: 30–17,000 Hz
Nominal impedance: 250 Ω
Connection: Wired XLR
Housing material: Stainless steel
Weight: 159 g
How to use
Connect the microphone to a compatible mixer or preamp using an XLR cable. Position the microphone with its front aimed at the sound source and keep a suitable distance for the desired tonal balance. Adjust gain on the mixing console or preamplifier to achieve a clean signal without clipping. Follow standard microphone handling practices to avoid impact or moisture exposure.
Usage recommendations
Use the Sennheiser MD 421 for close miking of instruments or vocals on stage and in the studio. For consistent results, place the microphone so the sound source is on-axis to the front and set input gain conservatively to prevent distortion. Maintain the stainless-steel housing by wiping with a dry cloth and store the microphone in a dry, temperature-stable place.

## FAQ

### How much does the Dynamic microphone Sennheiser MD 421 cost, and is it available for purchase?

The price is 236.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 Thursday 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 Dynamic microphone Sennheiser MD 421 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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. More information about warranty service: https://aio.lv/en/warranty

## Image

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