1. Introduction
Thank you for choosing the XiNOWy V4 PRO Motorcycle Helmet Headset Bluetooth Intercom. This device is designed to enhance your riding experience by providing seamless communication, entertainment, and safety features. With its stable Bluetooth chip, noise reduction capabilities, and long-lasting battery, the V4 PRO ensures clear audio and reliable performance on the road.

This manual provides detailed instructions on how to set up, operate, and maintain your V4 PRO intercom. Please read it carefully before use to ensure optimal performance and safety.
2. Package Contents
Verify that all items are present in your package:
- 1 or 2 x Host Unit (depending on pack size)
- 1 or 2 x Helmet Clip
- 1 or 2 x Metal Clip Replacement (Gift)
- 1 or 2 x Headset (earpieces and microphone)
- 1 or 2 x Charging Cable
- 1 or 2 x Screwdriver
- 1 or 2 x User Manual

3. Product Overview
Familiarize yourself with the main components and controls of your V4 PRO intercom unit:

- Antenna: For signal transmission and reception.
- Power Off Button: To turn the device off.
- Volume - Button: Decrease volume.
- LED Indicator: Displays device status (power, pairing, charging).
- Rider B Button: For intercom communication with Rider B.
- Radio FM Button: Activates FM radio function.
- Rider A Button: For intercom communication with Rider A.
- Volume + Button: Increase volume.
- Power On Button: To turn the device on.
- Headphone Jack: Connects the headset (earpieces and microphone).
- Earpiece: For audio output.
- Microphone: For voice input.
4. Specifications
| Feature | Specification |
|---|---|
| Model Name | XINOWY V4 PRO |
| Brand Name | XINOWY |
| Item Type | Helmet Headset |
| Maximum Intercom Distance | >1000m (up to 1200m) |
| Maximum Number of Speakers | 4 |
| Applicable Helmet Type | MODULAR, MOTOCROSS, Open face, Full Face, Flip Up Helmet, Universal |
| Special Features | FM Radio, Waterproof, Noise Reduction |
| Connection Mode | Wire, Bluetooth |
| Power Supply Mode | Built-in Battery |
| Battery Capacity | 850mAh Li-polymer |
| Standby Time | Up to 15 days (240h) |
| Continuous Call/Music Playback | Above 12 hours (8h stated in highlights, 12h on image) |
| Charging Time | Around 3 hours |
| Waterproof Rating | IPX5 |
| Working Speed | Above 120km/h |
| Bluetooth Chip | CSR BC5 scheme |
| Bluetooth Functions | Advanced A2DP & EDR |
| Item Length | 8.5 cm |
| Item Width | 4.5 cm |
| Item Height | 1.5 cm |
| Item Weight | 48 g |
| Certification | CE |
| External Testing Certification | ce |



5. Setup
5.1. Charging the Device
- Connect the charging cable to the V4 PRO unit's charging port.
- Plug the other end of the cable into a USB power source (e.g., computer, USB wall adapter).
- The LED indicator will show charging status. A full charge takes approximately 3 hours.
5.2. Installing on Helmet
- Choose between the plastic clip or the metal clip replacement (gift) for mounting.
- Attach the chosen clip securely to the side of your helmet.
- Slide the V4 PRO host unit onto the clip until it locks into place.
- Connect the headset (earpieces and microphone) to the headphone jack on the V4 PRO unit. Position the earpieces inside the helmet near your ears and the microphone in front of your mouth.

5.3. Initial Power On/Off
- To Power On: Press and hold the Power On button until the LED indicator lights up.
- To Power Off: Press and hold the Power Off button until the LED indicator turns off.
6. Operating Instructions
6.1. Bluetooth Pairing with Mobile Phone
- Ensure the V4 PRO is powered off.
- Press and hold the Power On button until the LED indicator flashes red and blue alternately, indicating pairing mode.
- On your mobile phone, enable Bluetooth and search for new devices.
- Select "XiNOWy V4 PRO" from the list of available devices.
- Once paired, the LED indicator will flash blue slowly.
6.2. Intercom Communication (4 Riders)
The V4 PRO supports full-duplex wireless communication among up to 4 riders with a maximum distance of 1200 meters.

- Ensure all V4 PRO units are powered on and within range.
- To initiate intercom with Rider A, press the 'Rider A' button.
- To initiate intercom with Rider B, press the 'Rider B' button.
- To connect multiple riders, follow the specific pairing sequence outlined in the full user manual (refer to the included manual for detailed multi-unit pairing instructions).
6.3. Phone Call Functions
- Answer Call: The device will automatically answer incoming mobile phone calls.
- End Call: Press the Power On button briefly to end a call.
- Reject Call: Press and hold the Power On button for 2 seconds to reject an incoming call.
6.4. FM Radio
- Turn On/Off FM Radio: Press the 'Radio FM' button briefly to toggle the FM radio on or off.
- Change Station: Use the Volume + and Volume - buttons to scan for stations.
6.5. Music Playback
The V4 PRO supports strong stereo music/audio from your mobile phone, MP3 player, or GPS with A2DP for transmission.
- Play/Pause: Briefly press the Power On button.
- Next Track: Press the Volume + button for 2 seconds.
- Previous Track: Press the Volume - button for 2 seconds.
6.6. Volume Adjustment
- Press the Volume + button to increase the volume.
- Press the Volume - button to decrease the volume.
7. Maintenance
- Cleaning: Wipe the unit with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Water Resistance: The V4 PRO has an IPX5 waterproof rating, meaning it is protected against low-pressure water jets from any direction. While it can withstand rain, avoid submerging it in water for extended periods.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, especially if it will be stored for a long time.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on | Low battery; Device malfunction | Charge the device fully; Contact support if issue persists. |
| Cannot pair with phone/intercom | Incorrect pairing mode; Device out of range; Compatibility issue | Ensure device is in pairing mode; Bring devices closer; Note: V4 PRO cannot pair with other brands/models (e.g., V6). Ensure all intercom units are V4 PRO. |
| No sound or low volume | Volume too low; Headset not connected properly; Damaged headset | Increase volume; Reconnect headset; Test with another headset if available. |
| Intercom range is poor | Obstructions; Weather conditions; Too many connected devices | Ensure clear line of sight; Reduce number of active connections. |
| Noise interference | Environmental noise; Microphone position | The device has DSP noise reduction; ensure microphone is positioned correctly to minimize wind noise. |
9. User Tips
- Compatibility: The XiNOWy V4 PRO is designed to pair specifically with other V4 PRO devices. It cannot be paired or is not compatible with intercoms from other brands or models (e.g., Ejeas V6 Pro). For multi-rider communication (2, 3, or 4 riders), ensure all devices are V4 PRO models.
- Optimal Performance: For the best intercom experience, ensure a clear line of sight between riders and avoid excessive distances, especially in challenging terrain.
- Battery Life: While the device boasts long standby and call times, charging it regularly after each long ride will ensure it's always ready for your next adventure.
10. Warranty and Support
Your XiNOWy V4 PRO intercom is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact the retailer or manufacturer directly.





