






FONESTAR MPX-440X
PRICE ON ENQUIRY
FONESTAR MPX-440X 4-port RD expansion for the MPX-4088 audio matrix: 1 audio and 3 control ports, LEDs per port. Available in India from Shivansh Electronics, Kolkata, West Bengal, India.
VISUAL GUIDE — See Every Photo, Spec & Setup Step (PDF)
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Specifications
| Type | 4 RD port extender for audio matrix MPX‑4088 |
| Inputs | 1 RD port for connecting to matrix MPX‑4088, RJ‑45 |
| Audio port | 1 RD audio port for MPX‑400MIC, MPX‑410ES or MPX‑430VS, RJ‑45 |
| Control ports | 3 RD control ports for MPX‑420V or MPX‑460P, RJ‑45 |
| Indicators | LED power and connection indicators for each port |
| Connection | RJ‑45, Cat 5e cable |
| Power supply | 24 V DC, 1 A, euroblock |
| Dimensions | 196 x 44 x 135 mm (depth) |
| Weight | 0.9 kg |
Product overview
The FONESTAR MPX-440X is a 4-port RD expansion for the FONESTAR MPX-4088 audio matrix: one RD line becomes one audio port and three control ports, with power and connection LEDs for each port.
The MPX-4088 system is a highly versatile FONESTAR audio matrix, perfect for installations of any size, with a multitude of configuration options, DSP signal processing and integrated solutions to common problems such as feedback. The MPX-440X lets more wall controls and audio input points share one RD port of the matrix, connected with RJ-45 Cat 5e cable.
| 1 audio + 3 control | 4 RD ports |
| To the matrix | 1 RD IN |
| Per port | LED |
| 1 A, euroblock | 24 V DC |
Key features
- 4 RD port extender for the MPX-4088 audio matrix
- 1 RD audio port for the MPX-400MIC, MPX-410ES or MPX-430VS
- 3 RD control ports for the MPX-420V or MPX-460P
- LED power and connection indicators for each port
- Connections via RJ-45, Cat 5e cable
- 24 V DC, 1 A power supply on euroblock; 196 x 44 x 135 mm, 0.9 kg
Connection
Connect the RD IN port of the MPX-440X to RD port 9/10 or 11/12 of the matrix. Then connect MPX-420V controls to the RD EXP CONTROL ports and an MPX-400MIC, MPX-410ES or MPX-430VS to the RD EXP AUDIO port, using Cat 5e or superior cable with RJ-45 connectors. The total cable length must not exceed 150 metres for an STP Cat 5e cable.
Indicators
The front shows RD IN, RD EXP 1 to 4 and POWER lights, so the state of every port can be checked at a glance.
In the box
- MPX-440X RD port expansion
FONESTAR MPX-440X: frequently asked questions
What does the MPX-440X connect to?
Its RD IN port connects to RD port 9/10 or 11/12 of the FONESTAR MPX-4088 audio matrix.
Which devices use its ports?
The audio port takes an MPX-400MIC, MPX-410ES or MPX-430VS; the three control ports take MPX-420V or MPX-460P controls.
How is it powered?
With 24 V DC, 1 A on a euroblock connector.
Where can I buy the FONESTAR MPX-440X in India?
The FONESTAR MPX-440X is available from Shivansh Electronics, Kolkata, West Bengal, India, with delivery across India.
Workflow 1: Hotel meeting rooms
Each room adjusts its own sound from the wall.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Fix the surface box beside the door.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Connect the RJ-45 cable to the matrix RD port.
- Test the control with the matrix running.
Tip: Use Cat 5e or superior cable, up to 150 m with STP cable.
Workflow 2: Shopping mall zones
Shop areas and corridors with their own music level.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Install the control in each zone.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Connect to the RD 9/10 or 11/12 port of the matrix.
- Configure the zones in the MPX-4088.
Tip: The control is powered through the same RJ-45 cable.
Workflow 3: Conference room
Speakers and presenters in a room served by the matrix.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Mount the control near the lectern.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Connect it to the matrix.
- Check levels before the event.
Tip: LED or display feedback shows the state at a glance.
Workflow 4: Stadium hospitality areas
Boxes and lounges with independent control.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Fit a control in each lounge.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Run Cat 5e cable to the matrix rack.
- Set the matrix routing per lounge.
Tip: FONESTAR recommends the MPX-4088 system for stadiums.
Workflow 5: Restaurant with several areas
Dining room, bar and terrace on one matrix.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Place the control in the staff area.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Connect it to the matrix.
- Adjust each area during service.
Tip: The full system manual is on fonestar.com.
Workflow 6: School or campus building
Halls and classrooms connected to one matrix.
Connections
| Connect | To |
|---|---|
| MPX‑4088 RD 9/10 or 11/12 | MPX‑440X RD IN |
| RD EXP CONTROL / AUDIO | Wall controls and audio point |
Setup
- Install controls where staff need them.
- Connect the wall controls to the RD EXP CONTROL ports and the audio point to RD EXP AUDIO.
- Connect to the matrix RD port or the MPX-440X.
- Document which control serves which zone.
Tip: Keep the total cable length within 150 m of STP Cat 5e.








