SpeaKa Professional 4K HDMI Audio Extractor with ARC
Item no: 2587734
1 Intended Use
The SpeaKa Professional 4K HDMI Audio Extractor with ARC functionality is designed to extract audio from an HDMI signal. It allows you to send the video signal from a source device to a display (e.g., TV) and simultaneously send the audio signal to a sound system. Additionally, it supports the Audio Return Channel (ARC) feature, enabling audio from your Smart TV to be sent to a sound system via the HDMI connection. The device is powered by a 5V/DC USB input and is intended for indoor use only. Avoid contact with moisture and do not use the product outdoors. Improper use may lead to damage or hazards such as short circuits, fires, or electric shocks. The product complies with relevant European requirements. For safety and approval, do not modify or rebuild the product. Read the operating instructions carefully and keep them for future reference. Share the product with third parties only along with these instructions. All company and product names are trademarks of their respective owners. HDMI is a registered trademark of HDMI Licensing L.L.C.
2 Delivery Contents
- Audio Extractor
- HDMI cable
- USB cable
- Power adaptor
- Operating instructions
3 Latest Product Information
Download the latest product information at www.conrad.com/downloads or scan the QR code provided. Follow the instructions on the website.
4 Description of Symbols
The following symbols are used on the product or in the text:
- ! This symbol warns of hazards that can lead to personal injury.
- 4 This symbol warns of dangerous voltage that can lead to personal injury by electric shock.
5 Safety Instructions
Read the operating instructions carefully and pay special attention to the safety information. Failure to follow these instructions may result in personal injury or property damage, and will invalidate the warranty.
5.1 General
- This product is not a toy. Keep it away from children and pets.
- Do not leave packaging material lying around carelessly, as it can become a hazard for children.
- If you have questions not answered in this document, contact technical support or qualified personnel.
- Maintenance, modifications, and repairs should only be performed by a technician or an authorized repair center.
5.2 Handling
- Handle the product carefully. Jolts, impacts, or falls, even from a low height, can damage the product.
5.3 Operating Environment
- Do not subject the product to mechanical stress.
- Protect the appliance from extreme temperatures, strong jolts, flammable gases, steam, and solvents.
- Protect the product from high humidity and moisture.
- Protect the product from direct sunlight.
- Do not switch on the product immediately after moving it from a cold to a warm environment. Condensation may form and damage the product. Allow the product to reach room temperature before use.
5.4 Operation
- Consult an expert if you have doubts about the operation, safety, or connection of the product.
- If the product can no longer be operated safely, take it out of operation and protect it from accidental use. Do not attempt to repair the product yourself. Safe operation is not guaranteed if the product is visibly damaged, not working properly, has been stored under poor conditions, or has been subjected to serious transport stresses.
5.5 Connected Devices
- Observe the safety and operating instructions of any other devices connected to the product.
5.6 Power Adapter
- Do not modify or repair power supply components, including plugs, cables, and adapters. Do not use damaged components. Risk of electric shock!
- Connect the appliance to an easily accessible wall socket.
- Use only the supplied power adapter.
- Connect the power adapter only to a normal mains socket connected to the public supply. Check that the voltage on the power adapter matches your electricity supplier's voltage before plugging it in.
- Never connect or disconnect power adapters with wet hands.
- For safety reasons, disconnect the power adapter from the mains socket during storms.
- Do not touch a damaged power adapter, as this could cause a fatal electric shock. Switch off the mains voltage to the socket, unplug the adapter, and use a new adapter of the same type.
6 Product Overview
Diagram showing the ports and controls of the HDMI Audio Extractor:
- 1. 3.5 mm stereo audio jack
- 2. ARC switch
- 3. ARC indicator
- 4. HDMI input port
- 5. HDMI input indicator
- 6. EDID switch
- 7. Power input socket (DC 5V)
- 8. HDMI output port
- 9. Optical audio port (S/PDIF)
- 10. Analogue RCA audio sockets
7 Connection
The connection method depends on your sound system. The following video-to-audio options are available:
- Analogue stereo audio via 3.5 mm headphone jack or RCA connection.
- 5.1 Surround sound via optical S/PDIF connection.
- Pass-through audio (max. LPCM7.1) with the HDMI signal passed through 1:1.
- Audio Return Channel (ARC): return the audio signal from the display device connected to the HDMI output to the sound system.
7.1 Setting up Analogue Stereo Audio
- Switch off the devices to be connected.
- Connect the video source to the HDMI input port (HDMI IN).
- Connect the display device to the HDMI output port (HDMI OUT).
- Connect your sound system to the 3.5 mm stereo headphone jack or the analogue RCA audio sockets (L/R).
- Set the EDID switch to position 2.0.
- Push the ARC switch to the left (away from the HDMI input port).
7.2 Setting up 5.1 Surround Sound Audio
- Switch off the devices to be connected.
- Connect the video source to the HDMI input port (HDMI IN).
- Connect the display device to the HDMI output port (HDMI OUT).
- Connect your sound system to the optical audio port (S/PDIF).
- Set the EDID switch to position 5.1.
- Push the ARC switch to the left (away from the HDMI input port).
7.3 Setting up Pass-Through Audio
In pass-through mode, the HDMI signal is passed through 1:1. Connected devices are addressed by the EDID settings of the HDMI device connected to the HDMI output port (e.g., Smart TV). The audio signal can be at most LPCM 7.1.
Notes:
- Whether the S/PDIF optical audio port carries an audio signal depends on your audio system.
- Whether the L/R analogue RCA audio sockets carry an audio signal depends on your audio system.
- The 3.5 mm headphone jack does not carry an audio signal.
To set up the connection:
- Switch off the devices to be connected.
- Connect the video source to the HDMI input port (HDMI IN).
- Connect the display device to the HDMI output port (HDMI OUT).
- Connect your sound system to the S/PDIF optical audio port or the L/R analogue RCA audio sockets.
- Set the EDID switch to position TV.
- Push the ARC switch to the left (away from the HDMI input port).
7.4 Setting up Audio Return Channel (ARC)
The ARC function allows you to return the audio signal from the display device (e.g., Smart TV) to the sound system, eliminating the need for a separate audio connection.
Notes:
- Whether the S/PDIF optical audio port carries an audio signal depends on your audio system.
- Whether the L/R analogue RCA audio sockets carry an audio signal depends on your audio system.
- The 3.5 mm headphone jack does not carry an audio signal.
To set up the connection:
- Switch off the devices to be connected.
- Connect the display device to the HDMI output port (HDMI OUT).
- Connect your sound system to the S/PDIF optical audio port or the L/R analogue RCA audio sockets.
- Set the EDID switch to position TV.
- Push the ARC switch to the right (towards the HDMI input port).
8 Operation
- Switch on the devices connected to the audio extractor.
- Connect the USB cable to the power input socket (DC 5V).
- Connect the USB cable to the power adapter.
- Connect the power adapter to the mains supply.
- The HDMI input indicator will light up, indicating the connected HDMI video source.
- If ARC is enabled, the ARC indicator will light up.
- Start video playback.
9 Cleaning and Care
Important:
- Do not use aggressive cleaning agents, rubbing alcohol, or other chemical solutions, as they can damage the housing and cause malfunctions.
- Do not immerse the product in water.
- Disconnect the product from the power supply.
- Clean the product with a dry, lint-free cloth.
10 Disposal
This symbol indicates that electrical and electronic equipment must not be disposed of as unsorted municipal waste at the end of its service life. Owners of WEEE (Waste from Electrical and Electronic Equipment) must dispose of it separately. End users must remove batteries and lamps from WEEE before handing them over to a collection point. Distributors are legally obliged to provide free take-back of waste. Conrad offers various return options. End users are responsible for deleting personal data from WEEE. Disposal obligations may vary in countries outside Germany.
11 Technical Data
11.1 Product
- Input: 5 V/DC, 1 A
- HDCP support: HDCP 2.2
- HDMI resolution: 4K2K (at 60 Hz as specified in HDMI 2.0) / 3D / 1080p / 1080i / 720p / 720i / 576p / 576i / 480p / 480i
- Colour depth: 24 bit / 30 bit / 36 bit
- HDMI ARC support: Yes
- Optical audio output: S/PDIF
- Analogue audio output: 3.5 mm stereo headphone jack / RCA
- Digital audio format: DTS-HD / Dolby TrueHD / LPCM7.1 / DTS / Dolby-AC3 / DSD
- Operating conditions: -15 to +55 °C, 5-90% RH (non-condensing)
- Storage conditions: -15 to +55 °C, 5-90% RH (non-condensing)
- Dimensions (W x H x D): 84.5 x 21 x 62 mm
- Weight: approx. 135 g
11.2 Power Adapter
- Input: 100-240 V/AC, 50/60 Hz, 0.3 A
- Output: 5.0 V/DC, 1 A
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