1. Introduzione
The OREI EX-165C+ HDMI Extender allows for the transmission of a 1080P HDMI signal up to 50 meters (165 feet) using a single Cat5e/6/7 Ethernet cable. This device is compliant with HDMI 1.4 and HDCP 1.4 standards, ensuring compatibility with a wide range of audio-visual equipment. It features a one-way IR pass-through for remote control of source devices, an HDMI loop output on the transmitter for local monitoring, and Power Over Cable (POC) functionality, simplifying installation by requiring power only at the transmitter unit.
2. Cosa c'è nella scatola
- 1 x HDMI Extender Transmitter Unit
- 1 x HDMI Extender Receiver Unit
- 1 x cavo IR Blaster
- Cavo di ricezione 1 x IR
- 1 adattatore di alimentazione CC da 5 V
- 1 x Manuale utente

Image: The OREI EX-165C+ HDMI Extender package contents, showing the transmitter and receiver units, IR cables, and power adapter.
3. Prodotto finitoview
3.1 Transmitter Unit (TX)
The transmitter unit connects to your HDMI source device and features an HDMI input, an HDMI loop output for local display, a Cat port for the Ethernet cable, an IR Out port for the IR Blaster, and a DC 5V power input.

Immagine: Lato view of the transmitter unit, highlighting its various ports.
3.2 Unità ricevente (RX)
The receiver unit connects to your HDMI display and features an HDMI output, a Cat port for the Ethernet cable, and an IR In port for the IR Receiver. This unit is powered via Power Over Cable (POC) from the transmitter, eliminating the need for a separate power adapter at the display location.

Immagine: Lato view of the receiver unit, highlighting its various ports.
4. Istruzioni per l'installazione
- Collegare la sorgente HDMI: Connect an HDMI cable from your source device (e.g., PC, game console, Blu-ray player) to the HDMI IN porta sull'unità trasmettitore.
- Connetti display locale (facoltativo): If local monitoring is desired, connect an HDMI cable from the LOOP OUT HDMI port on the Transmitter unit to a local HDMI display.
- Collegare il cavo Ethernet: Use a single Cat5e/6/7 Ethernet cable to connect the GATTO port on the Transmitter unit to the GATTO port on the Receiver unit. Ensure the cable is of good quality for optimal performance and distance.
- Collega display HDMI: Collegare un cavo HDMI dal Uscita HDMI port on the Receiver unit to your remote HDMI display (e.g., TV, projector).
- Connect IR Cables:
- Collegare il cavo IR Blaster al Uscita IR port on the Transmitter unit and position the IR emitter near the IR sensor of your source device.
- Collegare il cavo del ricevitore IR al INFRAROSSO port on the Receiver unit and position the IR receiver in a location where it can receive signals from your remote control.
- Applicare potenza: Collegare l'adattatore di alimentazione da 5 V CC fornito al CC 5V port on the Transmitter unit. The Receiver unit will be powered automatically via Power Over Cable (POC).
- Accendi i dispositivi: Power on your HDMI source device and all connected displays. The extender should automatically establish the connection.

Image: A diagram illustrating the connection process for the OREI EX-165C+ HDMI Extender.
Guida video all'installazione
Video: A detailed guide on how to set up and use the OREI EX-165C+ HDMI Extender.
5. Istruzioni per l'uso
Once properly set up, the OREI EX-165C+ HDMI Extender operates automatically. The HDMI signal from your source device will be transmitted over the Ethernet cable to the remote display. The HDMI loop output on the transmitter allows for simultaneous viewing on a local display.
5.1 IR Pass-Through
The IR pass-through function allows you to control your HDMI source device from the remote display location. Point your remote control at the IR Receiver connected to the Receiver unit. The signal will be transmitted back to the IR Blaster connected to the Transmitter unit, which will then control your source device.

Image: Illustration of the IR transmission feature, showing compatibility with various devices.
5.2 Risoluzioni supportate
The extender supports a range of HDMI resolutions and frequencies, ensuring high-quality video transmission:
- 480i a 60 Hz
- 480p@60Hz
- 576i a 60 Hz
- 576p@50Hz
- 720p @ 50/60Hz
- 1080i @ 50/60Hz
- 1080P @ 50/60Hz
It utilizes M-Jpeg compression for efficient transmission with minimal image quality loss.
6. Manutenzione
To ensure the longevity and optimal performance of your OREI EX-165C+ HDMI Extender, follow these maintenance guidelines:
- Keep the units in a cool, dry place away from direct sunlight, heat sources, and moisture.
- Pulire le unità con un panno morbido e asciutto. Non utilizzare detergenti liquidi o spray.
- Assicurarsi che tutti i cavi siano collegati saldamente e non sottoposti a sollecitazioni. Evitare di piegare bruscamente i cavi.
- Periodically check for firmware updates on the OREI website, if available, to ensure the best performance and compatibility.
7. Risoluzione Dei Problemi
If you encounter issues with your HDMI extender, refer to the following common troubleshooting steps:
- Nessuna immagine/segnale:
- Assicurarsi che tutti i cavi HDMI ed Ethernet siano collegati saldamente.
- Verify that the power adapter is correctly connected to the Transmitter unit and that the power indicator light is on.
- Check if the HDMI source device and display are powered on and set to the correct input.
- Provare i cavi HDMI direttamente tra la sorgente e il display per escludere problemi di cavi.
- Ensure the Ethernet cable is a Cat5e/6/7 cable and is not damaged. Try a shorter cable if possible.
- Reduce the resolution of the source device to see if a signal is established.
- Il telecomando IR non funziona:
- Ensure the IR Blaster is positioned directly over the IR sensor of the source device.
- Assicurarsi che il ricevitore IR sia posizionato in modo da ricevere i segnali dal telecomando.
- Check that the IR cables are securely plugged into the correct ports on both the Transmitter and Receiver units.
- Verify that the remote control itself is functioning correctly (e.g., fresh batteries).
- Scarsa qualità dell'immagine/sfarfallio:
- Use a high-quality Cat6 or Cat7 Ethernet cable, especially for longer distances.
- Ensure the Ethernet cable is not running parallel to power lines or other sources of electromagnetic interference.
- Check if the resolution and refresh rate of the source device are within the supported specifications of the extender and display.
8. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Dimensioni del prodotto | 2.8 x 2.6 x 1 pollici |
| Peso dell'articolo | 1.08 libbre |
| Produttore | orei |
| Numero modello articolo | EX-165C+ |
| Data prima disponibilità | 1 agosto 2019 |
| Colore | Nero |
| Tipo di connettore | Cavo HDMI |
| Dispositivi compatibili | Personal computer |
| Tipo di cavo | Cavo HDMI |

Image: Detailed technical specifications and dimensions of the extender units.
9. Garanzia e supporto
For warranty information and technical support, please contact OREI directly. You can reach them via email at info@orei.com. Please refer to the official OREI website or the product packaging for the most up-to-date warranty terms and conditions.





