Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your iRV Technologies IRV-R4 Wireless Remote Control. Designed for seamless compatibility with iRV Technology Car Stereo models such as IRV36 and IRVHP2, this remote allows for convenient control of your audio system's functions from a distance. Please read this manual thoroughly before using the remote control to ensure proper functionality and longevity.
Setup
1. Battery Installation
The IRV-R4 remote control requires one CR2025 coin cell battery (included). Follow these steps to install or replace the battery:
- Locate the battery compartment on the back of the remote control.
- Gently slide open the battery tray or remove the battery cover.
- Insert the CR2025 battery with the positive (+) side facing upwards, as indicated by the diagram inside the compartment.
- Close the battery tray or replace the battery cover until it clicks securely into place.

This image shows the IRV-R4 Wireless Remote Control alongside a CR2025 coin cell battery and the battery holder, illustrating the type of battery required and how it is inserted into the remote.
2. Initial Connection
The IRV-R4 remote control operates via infrared (IR) technology. No pairing is required. Simply point the remote control directly at the IR receiver on your compatible iRV Technology car stereo (IRV36, IRVHP2) to begin operation. Ensure there are no obstructions between the remote and the stereo's IR receiver.
Operating Instructions
Familiarize yourself with the buttons on your IRV-R4 remote control:

This image displays the front face of the IRV-R4 Wireless Remote Control, highlighting the layout of its various function buttons including Power, Bluetooth, Source, Radio, Clock, Set, navigation arrows, Repeat, Volume Up/Down, Mute, Track Skip, Play/Pause, and Speaker Zone selectors.
- Power Button (⏻): Turns the stereo system on or off.
- BT Button: Switches the audio source to Bluetooth mode.
- SRC Button: Cycles through available audio sources (e.g., Radio, USB, AUX, Bluetooth).
- RADIO Button: Selects the radio tuner as the audio source.
- CLK Button: Displays or sets the clock time on the stereo.
- SET Button: Used to enter or confirm settings within menus.
- Navigation Arrows (▲ ▼ ◀ ▶): Used for navigating menus, tuning radio stations, or skipping tracks.
- RPT Button: Activates or deactivates repeat playback mode for tracks.
- Volume Up (🔊+) / Volume Down (🔊-): Adjusts the audio output volume.
- Mute (🔇): Mutes or unmutes the audio.
- Previous Track (⏮) / Next Track (⏭): Skips to the previous or next track during media playback.
- Rewind (⏪) / Fast Forward (⏩): Rewinds or fast forwards within a track.
- Play/Pause (⏯): Toggles playback between play and pause.
- Speaker Zone 1 / Speaker Zone 2: Selects or toggles between different speaker zones, if supported by your stereo model.
Maintenance
Cleaning
To clean your remote control, use a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Do not use harsh chemicals, solvents, or abrasive cleaning pads, as these can damage the remote's surface or internal components.
Battery Replacement
Replace the CR2025 battery when the remote's response becomes sluggish or it stops functioning. Refer to the "Battery Installation" section under Setup for detailed instructions.
Storage
When not in use for extended periods, store the remote control in a cool, dry place away from direct sunlight and extreme temperatures. If storing for a very long time, consider removing the battery to prevent leakage.
Troubleshooting
- Remote Not Responding:
- Ensure the remote is pointed directly at the stereo's IR receiver.
- Check if there are any obstructions between the remote and the stereo.
- Verify that the battery is correctly installed with the correct polarity (+/-).
- Replace the battery with a new CR2025 battery.
- Limited Range:
- Ensure the battery is not low. Replace if necessary.
- Reduce the distance between the remote and the stereo.
- Ensure no strong light sources (like direct sunlight) are interfering with the IR signal.
- Specific Button Not Working:
- Clean the remote's surface, especially around the button, to ensure no debris is preventing proper contact.
- If only one button is unresponsive after trying other solutions, the remote may require replacement.
Specifications
| Model Number | IRV-R4 |
| Product Dimensions | 3.5 x 1.6 x 0.4 inches |
| Item Weight | 3.2 ounces |
| Connectivity Technology | Infrared |
| Compatible Devices | IRV Technology Car Stereo IRV36, IRVHP2 |
| Max Number of Supported Devices | 1 |
| Battery Type | CR2025 Coin Cell |
Warranty and Support
For information regarding the warranty period and terms for your IRV-R4 Wireless Remote Control, please refer to the documentation provided with your original purchase or contact the seller or manufacturer directly. iRV Technologies is committed to providing quality products and support.
If you require further assistance or have questions not covered in this manual, please contact iRV Technologies customer support through their official website or the contact information provided by your retailer.