# Wireless microphone receiver Sennheiser Speechline SL MCR 4 DW-3 – digital transmission, up to 100 m range

**URL:** https://aio.lv/en/product--sennheiser-508854--3663305
**Data updated:** 2026-02-12 09:56 (EET)
**Category:** Microphones
**Manufacturer:** Sennheiser
**Manufacturer code:** 508854
**EAN:** 4044155250510
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3 211.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 2 654.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sennheiser-508854--3663305

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Sennheiser Speechline SL MCR 4 DW-3 is a compact wireless microphone receiver for professional audio use. It employs advanced digital transmission for clear, reliable sound and supports a working range of up to 100 meters. Designed for conferences, presentations and events, the unit integrates easily into existing setups and provides stable audio reception and freedom of movement for speakers.

## Long description

The Sennheiser Speechline SL MCR 4 DW-3 is a compact wireless microphone receiver designed for professional spoken-word applications. It uses digital transmission to deliver clear, intelligible audio over distances up to 100 m in typical conditions. The receiver is intended for conference rooms, lecture halls and event spaces where stable, low-latency reception and simple integration with existing audio systems are required.
Advantages
The receiver provides digital RF transmission that reduces interference and preserves speech clarity. Its compact footprint and standard audio outputs allow straightforward connection to mixers, PA systems or recording devices. The device offers stable reception across recommended operating ranges and supports easy channel selection and monitoring to minimize setup time. Lightweight construction and durable controls make it suitable for repeated professional use.
Suitable for
 Conference rooms and boardrooms
 Lectures and educational presentations
 Corporate and public events
 Small to medium-sized meeting venues
Key specifications
 Digital wireless transmission for speech
 Operational range: up to 100 m (typical conditions)
 Compact receiver housing suitable for rack or tabletop placement
 Standard audio outputs compatible with common audio equipment
 Low-latency signal processing optimized for spoken-word use
 User controls for channel selection and monitoring
How to use
Place the receiver within line-of-sight or unobstructed range of the microphone transmitter to achieve the specified operational distance. Connect the receiver’s audio output to a mixer, amplifier or recording device via the provided audio connectors. Power the unit and the corresponding transmitter, select a matching channel on both receiver and transmitter, then verify audio presence and level using the receiver’s indicators or the host system. Adjust input gain on the mixing console rather than the receiver if available to maintain headroom and avoid clipping.
Usage recommendations
For best performance, position the receiver away from large metal structures and strong RF sources, maintain line-of-sight when possible, and perform a frequency scan before sessions in environments with multiple wireless systems. Use the receiver’s monitoring features to confirm signal integrity during rehearsals and live events.

## FAQ

### How much does the Sennheiser Speechline SL MCR 4 DW-3 receiver cost, and is it available for purchase?

The price is 3,211.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 06.07.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### 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

https://aio.lv/img/cache/product/3663305/50465236_large.webp