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Sennheiser SpeechLine DW-3 Half Rack Receiver – 505892 (SL Rack Receiver DW-3-UK)

Sennheiser

Sennheiser SpeechLine DW-3 Half Rack Receiver – 505892 (SL Rack Receiver DW-3-UK)

MPN 505892 SKU 505892

The Sennheiser SL Rack Receiver DW-3-UK (505892) is a half 19-inch wireless microphone receiver for conference systems. It features 256-bit AES encryption and Ethernet connectivity. SmartRooms Oman supplies this unit for venues in Muscat and across the Sultanate.

Warranty
5 years

Pricing

Price on request in OMR

Include in your quote
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Written quote usually within one business day Download datasheet (PDF)

  • Written quotation in OMR

    Pricing, availability and warranty on one document.

  • Manufacturer warranty

    Terms confirmed on your quotation.

  • All 11 governorates

    Delivered from Muscat to Dhofar.

  • Quotations in Arabic & English

    Ask for Arabic, English or both.

The product, in detail.

Weight and power

Weight
828 g
Power Consumption
350 mA
Operating Temperature
-10 to 55 °C
Operating Humidity
Up to 95% RH

Description

This stationary receiver serves as the central hub for the SpeechLine Digital Wireless System. It includes an OLED display for local status monitoring and supports both back and front antenna mounting. The unit handles automatic frequency management to maintain signal integrity in busy environments.

Integration is simplified through RJ 45 Ethernet ports supporting IPv4 and IPv6 networks. It enables remote configuration via AMX and Crestron media control protocols. Audio outputs include XLR 3M connectors and dual RCA jacks, providing flexible connection options for existing AV infrastructure.

The system prioritizes security with 256-bit AES encryption for all wireless transmissions. It offers quick pairing between transmitters and the receiver to reduce setup time. This model is designed for professional installations in ministries, schools, and corporate offices throughout Oman.

Ideal for: Conference rooms in Muscat, Salalah, and Nizwa requiring secure, centrally managed wireless audio for meetings and presentations.

  • Secure Transmission – Employs 256-bit AES encryption to protect audio data from unauthorized access.
  • Network Control – Supports AMX and Crestron protocols via Ethernet for remote system management.
  • Frequency Management – Operates in the 1880 to 1900 MHz band with automatic interference handling.
  • Audio Connectivity – Provides XLR 3M and two RCA outputs for flexible signal routing.
  • Physical Design – Half 19-inch form factor with OLED display and mountable antennas.

Specifications

Manufacturer specifications · confirmed on your quotation

Connectivity

Audio out
XLR 3M, 2 × RCA
Ethernet
RJ 45, IPv4 and IPv6
Connectivity Options
Wireless, Ethernet (RJ 45); XLR 3M audio out, RCA audio out × 2, RJ 45 network

Physical & warranty

Weight
828 g
Power Consumption
350 mA
Operating Temperature
-10 to 55 °C
Operating Humidity
Up to 95% RH
Warranty
5 years

Other

Type
Wireless Microphone Receiver
Key Features
Automatic interference management, speech-optimized profiles, OLED display, Ethernet (IPv4/IPv6), AMX and Crestron control, 256-bit AES, remote control, quick pairing
More Information
Frequency band: 1880 to 1900 MHz | Frequency response: 20 to 20,000 Hz | Sensitivity: Below -90 dBm | Dynamic range: Above 120 dB(A) | Signal to noise ratio: Above 90 dB(A) | THD: Typical 0.1% | Protocols: AMX and Crestron media control | Antenna: Back or front mounted, extension cables for wall mounting available | Security features: 256-bit AES encryption | Form factor: Half 19-inch, stationary | Battery: Not included

Downloads

Delivery & installation in Oman

Delivered to Muscat, Salalah, Sohar, Nizwa and every other governorate, with installation available through our partner teams. Lead time for this model is confirmed on your written quotation.

Stock held in Muscat for fast-moving models — ask for current availability.

Questions about ordering

How do I get a price?
Ask for a written quotation. Use Request pricing on any product page, WhatsApp +968 9664 1360 or email sales@smartrooms.me with the model or part number, the quantity, the delivery location in Oman and whether installation is needed. The quotation covers pricing, availability, warranty and installation options.
Do you deliver across Oman, and how long does it take?
Yes — to Muscat, Salalah, Sohar, Nizwa and the other governorates. Lead time depends on the model, quantity and configuration, so it is confirmed in writing on the quotation and again when your purchase order is acknowledged.
Do you install?
Yes. Installation is available across Oman through our partner installation teams. Its scope — mounting, cabling, positioning, commissioning and handover — is written into the quotation, so anything outside it is clear before the visit.
What warranty applies?
The manufacturer's warranty applies, with the terms confirmed on your quotation. The quotation states the warranty holder, period and service level, and we coordinate any claim with the manufacturer or its authorised service partner on your behalf.
Do you support government tenders?
Yes. We quote tender quantities and supply what a tender file needs: an itemised quotation addressed to your entity, manufacturer datasheets, technical compliance sheets, the delivery and installation scope, and a warranty statement.
Can I get the quotation in Arabic?
Yes — in Arabic, English or both. Manufacturer datasheets are usually published in English.
Is the Sennheiser SL Rack Receiver DW-3 available in Oman?

Yes. SmartRooms Oman stocks and supplies the Sennheiser SL Rack Receiver DW-3 (505892). We serve all governorates from Musandam to Dhofar, providing delivery and installation support for this hardware.

Does this receiver support Crestron or AMX control?

Yes. The unit features Ethernet connectivity that allows integration with AMX and Crestron media control protocols. This enables remote monitoring and configuration of receiver settings and linked transmitter status.

Can you provide a tender-compliant quotation for this item?

Yes. We provide detailed quotations in Omani Rial with VAT shown. For government tenders, we supply datasheets and compliance statements to support your documentation requirements efficiently.

What are the audio output options on this receiver?

The receiver includes one XLR 3M output and two RCA audio outputs. These ports allow connection to standard mixing consoles or audio processing equipment in professional AV installations.

How is the device powered and what are the environmental limits?

The unit operates between -10 to 55 °C with up to 95% RH humidity. It consumes 350 mA of power. No internal battery is included as it is a stationary rack-mounted device.

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