Sennheiser SL Rack Receiver DW-6-US

Name: Sennheiser SL Rack Receiver DW-6-US Wireless Microphone Receiver
Brand: Sennheiser
SKU: sennheiser-sl-rack-receiver-dw-6-us-505909
Availability: InStock

Overview

The Sennheiser SL Rack Receiver DW-6-US is a half-width, 19-inch stationary receiver for the SpeechLine Digital Wireless System, operating from 1880 to 1895 MHz. It has an OLED display for setup, lets you adjust each transmitter from the receiver, manages frequency and interference automatically, and offers network control through AMX, Crestron and iOS apps. It suits lecture halls, boardrooms and event venues in Qatar that need wireless microphones fed into a central rack. Request a quote.

What the SL Rack Receiver DW-6-US does

The SL Rack Receiver DW-6-US is the stationary receiver at the centre of the SpeechLine Digital Wireless System. It is a half-width, 19-inch unit built for an equipment rack. It takes audio from wireless transmitters and passes it on through its XLR and RCA outputs. The OLED display shows setup and status directly on the unit, so an AV technician can configure the system at the rack.

Most day-to-day adjustments happen from the receiver side. Bi-directional communication lets you change the settings of each mobile transmitter from the receiver, so a technician does not need to walk to every microphone to change a parameter.

Frequency band and interference handling

This variant operates in the 1880 to 1895 MHz range. Automatic frequency and interference management keeps the link stable, and the pairing process links each transmitter to its receiver quickly and securely. Speech-optimised automatics and sound profiles help keep spoken words clear in rooms where presenters move away from the microphone.

Because wireless spectrum is regulated, confirm the band with the SmartRooms Qatar team before you order. Tell us which transmitters you plan to use so the quotation matches your room.

Connections, control and security

Audio outputs: one XLR 3M and two RCA, for professional and line-level equipment
Network: RJ45 Ethernet with IPv4 and IPv6 support
Control: AMX and Crestron media control integration, plus Sennheiser iOS apps
Security: 256-bit AES encryption
Audio specifications: 20 to 20,000 Hz response, 24 bit/48 kHz sampling, signal-to-noise ratio above 90 dB(A)

A third-party API is also published for integrators who want to build their own control interfaces.

Where it fits in Qatar

In a lecture theatre at Education City, the receiver sits in the AV cabinet while lecturers and guest speakers use wireless transmitters around the room. Front or back antenna mounting makes it easier to fit into a crowded cabinet.

In a ministry or authority boardroom in West Bay, the receiver can feed the room audio system during meetings that move between Arabic and English. Network control through AMX or Crestron lets the facilities team manage the room from a central control system.

In a hotel ballroom or event venue in Lusail, the receiver supports conferences and panel sessions where wireless microphones are passed between speakers. Mounted in the technical room, it stays out of guests' way while the audio team monitors it remotely.

Planning the installation

Allow a half-width rack position with airflow around the unit.
Antennas mount at the back or front, and wall-mount extension cables are available.
The operating range is -10 to +55 °C with humidity up to 95 %.
Confirm the supplied power supply and socket arrangement at the site.

Summer ambient temperatures in Qatar can exceed 45 °C, so keep the rack out of direct sun and away from heat sources. Ask SmartRooms Qatar for a free site survey to check cabinet space, cable routes and antenna position before installation.

Ordering from SmartRooms Qatar

The SL Rack Receiver DW-6-US comes with a 2-year manufacturer warranty, one power supply and two antennas. Request a quote from SmartRooms Qatar with your room details and transmitter plans. Quotations are usually issued within one working day. We supply across all eight municipalities of Qatar, accept LPOs and government tenders, and take payment by bank transfer, cheque or purchase order.

Highlights

Half-width 19-inch rack receiver for SpeechLine Digital Wireless
Operating band from 1880 to 1895 MHz
Bi-directional control of transmitter settings from the receiver
Automatic frequency and interference management with OLED display
256-bit AES encryption and Ethernet with IPv4 and IPv6
XLR and dual RCA outputs with 2-year manufacturer warranty

Room fit

Tell us the room size and platform (Teams, Zoom or BYOD) and we confirm the right combination with your quotation.

Estimated timeline

Quotation within 1 working day · delivery timing depends on stock availability, and we confirm it with your quotation.

Specifications

34 specifications · Source: manufacturer · checked Oct 2026

Logistics1

Warranty (years): 5

Product3

Latency (ms): 19 ms
Total harmonic distortion (THD): typ. 0.1 %
RF sensitivity: < -90 dBm

Frequency Specifications2

Frequency range: 1880.000 - 1900.000
Audio frequency response: 20 to 20,000 Hz

Acoustic Properties3

Dynamic range (>): > 120 dB(A)
Sampling rates: 24 bit/48 kHz
Signal-to-noise ratio: > 90 dB(A)

Connectivity2

Connection ports: Audio Out: XLR 3M Audio Out: 2 x RCA Network: RJ 45
Connection: Wireless

Ambient Conditions2

Operating relative humidity (≤ %): max. 95 %
Operating temperature (C): –10 °C to +55 °C (14 °F to 131 °F)

Battery & Power2

Battery included: N
Power consumption (Amp): 350 mA

Dimensions4

Product weight (g): 828
Product height: 73
Product length: 405
Product width: 274

SL Rack Receiver DW-6-US15

article_number: 505909
specs · Logistics · Warranty (years): 2
specs · Product · Total harmonic distortion (THD): typ. 0.1 %
specs · Product · RF sensitivity: < -90 dBm
specs · Frequency Specifications · Frequency range: 1880.000 - 1895.000
specs · Frequency Specifications · Audio frequency response: 20 to 20,000 Hz
specs · Acoustic Properties · Dynamic range (>): > 120 dB(A)
specs · Acoustic Properties · Sampling rates: 24 bit/48 kHz
specs · Acoustic Properties · Signal-to-noise ratio: > 90 dB(A)
specs · Connectivity · Connection ports: Audio Out: XLR 3M Audio Out: 2 x RCA Network: RJ 45
specs · Connectivity · Connection: Wireless
specs · Battery & Power · Battery included: N
specs · Battery & Power · Power consumption (Amp): 350 mA
specs · Dimensions · Product weight (g): 828
in_the_box: (1) SL Receiver DW Rack receiver · (1) Power supply · (2) Antennas

Downloads

0 files from the manufacturer

No downloadable files are listed for this model yet. Ask us and we will send the datasheet.

Questions about SL Rack Receiver DW-6-US

What is the Sennheiser SL Rack Receiver DW-6-US used for?

It is the stationary receiver for the SpeechLine Digital Wireless System. It takes audio from wireless transmitters and sends it to a sound system, which suits rooms where speakers need wireless microphones fed into a fixed rack, such as lecture theatres, boardrooms and conference halls. Its half-width 19-inch form factor keeps it inside a central equipment cabinet.

How does the DW-6-US differ from the other DW-series receivers?

The main difference is the frequency range. This model operates from 1880 to 1895 MHz, while the DW-5-US in the same family is listed at 1893 to 1906 MHz and the DW-4-US at 1920 to 1930 MHz. Choose the variant whose band matches your planned transmitters and the rules that apply to your installation in Qatar.

Which frequency band does it use, and should I check it before ordering in Qatar?

The unit operates in the 1880 to 1895 MHz range. Wireless frequency allocations vary by country, so ask the SmartRooms Qatar team to confirm that this band suits your intended use before you place an order. Share your planned transmitters and room layout when you request a quote so the equipment matches the room.

What audio outputs does it provide?

The receiver has one XLR 3M audio output and two RCA outputs, plus an RJ45 network port. XLR suits balanced professional mixers and amplifiers over longer cable runs, while the RCA outputs suit line-level equipment. The listed dynamic range is above 120 dB(A), and the signal-to-noise ratio is above 90 dB(A) at 24 bit/48 kHz sampling.

How is it controlled over the network?

The RJ45 port provides Ethernet with IPv4 and IPv6 support. Settings and status are accessible through AMX and Crestron media control protocols and the dedicated Sennheiser iOS apps. For an AV integrator in Doha, this means the receiver can be monitored from the same central control system as other room equipment, and it is remote controllable.

Can it be wall-mounted or fitted in a school AV cabinet in Al Wakrah?

It is designed as a half-width, 19-inch stationary unit weighing 828 g, so a classroom AV cabinet with a half-width position is a good match. The two antennas mount at the back or front. Wall-mount extension cables are available as accessories if a cabinet is not practical. Confirm antenna placement against the cabinet layout before fixing it.

What is included in the box?

The package contains one SL Receiver DW rack receiver, one power supply and two antennas. No battery is listed in the contents. Wall-mount extension cables are available but are not in the box. Check the delivered contents against your purchase order before installation, and list any accessories you need in your quotation request.

Is it suitable for a university lecture theatre in Education City?

Yes, a fixed receiver in the AV rack suits a lecture theatre where several presenters use wireless transmitters. The automatic frequency and interference management helps keep the link stable, and the speech-optimised sound profiles support clear delivery. The OLED display lets the AV technician check settings at the rack. Confirm the band and transmitter plan with SmartRooms Qatar before ordering.

How does it suit a government meeting room in West Bay?

Government meeting rooms in West Bay often switch between Arabic and English speakers, so reliable wireless microphones with clear speech reproduction matter. The 256-bit AES encryption supports meetings with sensitive content. Network control through AMX or Crestron lets the facilities team manage the room from a central panel. Ministries and authorities can order by LPO or through a government tender.

Can it be used in a hotel ballroom or event venue in Lusail?

Yes, for conferences, panel sessions and events where wireless microphones are passed between speakers. The receiver sits in a stationary rack in the technical room, out of guests' sight, while the transmitters move through the hall. Because the band is 1880 to 1895 MHz, confirm the frequency plan with SmartRooms Qatar before the event system is specified.

How hot can the receiver's environment get in a Qatar summer?

The operating temperature range is -10 to +55 °C with relative humidity up to 95 %. An air-conditioned technical room sits well within that range. Summer outdoor temperatures in Qatar can exceed 45 °C, so keep the rack out of direct sun and away from heat sources, and ensure the cabinet has airflow. Confirm the room conditions during the free site survey.

Is this model covered by warranty and how do I order it?

The manufacturer gives this model a 2-year warranty. To order, request a quote from SmartRooms Qatar with your room details and transmitter plans. Quotations are usually issued within one working day. We supply across all eight municipalities of Qatar and accept LPOs and government tenders, with payment by bank transfer, cheque or purchase order.