1. Introduction and Overview
The pTron Tangent Eon are advanced in-ear Bluetooth 5.3 wireless headphones designed to provide a superior audio experience with extended battery life and crystal-clear communication. Featuring 13mm dynamic drivers for immersive sound, TruTalk AI-ENC technology for enhanced call clarity, and a comfortable, durable design, these headphones are suitable for various activities from daily commutes to workouts.
Key features include a massive 45-hour playtime, Type-C fast charging, dual device pairing, and IPX5 water resistance, ensuring reliability and convenience.

Image 1.1: Overview of the pTron Tangent Eon Wireless Neckband Headphones.
2. What's in the Box
Please check the package contents to ensure all items are present:
- 1N Wireless Neckband (pTron Tangent Eon)
- 1N USB Type-C Charging Cable
- 1N User Guide Card
- 2 Pairs Extra Eartips (Sizes: Small, Medium, Large)
3. Product Features
- Audio Quality: Equipped with 13mm Dynamic Drivers for immersive stereo sound with deep bass.
- Call Clarity: Features HD Mic and TruTalk AI-ENC (Artificial Intelligence Environmental Noise Cancellation) technology for crystal-clear voice calls by reducing background noise.
- Connectivity: Advanced Bluetooth v5.3 ensures a stable and quick 1-step pairing connection within a 10-meter range. Supports Dual-Device Pairing.
- Battery Life: Offers an impressive 45 hours of continuous playback on a single charge.
- Charging: Type-C Fast Charging Port (DC5V-1A) for quick and convenient recharging.
- Design & Comfort: Lightweight and ergonomic neckband with magnetic earbuds for secure fit and comfortable wear. Made with skin-friendly and flexible materials.
- Durability: IPX5 Water & Sweat Resistance makes it suitable for workouts and outdoor activities.
- Low Latency: 50ms low-latency modes for seamless movie and music streaming, minimizing audio-video synchronization issues.
- Controls: Integrated multifunction music/call controls and instant access to voice assistant.

Image 3.1: Highlighting 13mm dynamic drivers for enhanced audio.

Image 3.2: Illustrating the 45-hour battery life and Type-C charging port.

Image 3.3: Detailing the HD Mic and TruTalk AI-ENC technology for clear communication.

Image 3.4: Demonstrating Bluetooth 5.3 connectivity, dual device pairing, and voice assistant compatibility.

Image 3.5: Highlighting the ergonomic, lightweight, skin-friendly design with magnetic earbuds.
4. Setup Instructions
4.1. Charging the Headphones
Before first use, fully charge your pTron Tangent Eon headphones.
- Locate the Type-C charging port on the neckband.
- Connect the provided USB Type-C charging cable to the headphones and plug the other end into a compatible USB power source (e.g., wall adapter, computer USB port).
- The LED indicator will show charging status. Once fully charged (approximately 1.45 hours), the indicator will change or turn off.
4.2. Bluetooth Pairing
Follow these steps to pair your headphones with a device:
- Power On: Press and hold the Multi-function Button (MFB) on the neckband until the LED indicator flashes blue and red, indicating pairing mode.
- Activate Bluetooth: On your smartphone or other Bluetooth-enabled device, go to the Bluetooth settings and turn on Bluetooth.
- Select Device: In the list of available devices, search for "pTron Tangent Eon" and select it to connect.
- Confirmation: Once successfully paired, the LED indicator on the headphones will flash blue slowly, and you will hear an audible confirmation.
4.3. Dual Device Pairing
The Tangent Eon supports connecting to two devices simultaneously:
- Pair the headphones with the first device as described in Section 4.2.
- Disable Bluetooth on the first device. The headphones will re-enter pairing mode.
- Pair the headphones with the second device.
- Re-enable Bluetooth on the first device. The headphones should automatically connect to both devices.
5. Operating Instructions
5.1. Basic Controls
| Function | Action |
|---|---|
| Power On | Press and hold MFB for 3 seconds |
| Power Off | Press and hold MFB for 5 seconds |
| Play/Pause Music | Single press MFB |
| Next Track | Long press Volume + button |
| Previous Track | Long press Volume - button |
| Volume Up | Short press Volume + button |
| Volume Down | Short press Volume - button |
| Answer/End Call | Single press MFB |
| Reject Call | Long press MFB |
| Activate Voice Assistant | Double press MFB |
| Switch Movie/Music Mode | Triple press MFB |
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your headphones.
- Cleaning: Use a soft, dry cloth to clean the neckband and earbuds. For stubborn dirt, a slightly damp cloth can be used, but ensure the headphones are completely dry before use or charging.
- Eartips: Regularly remove and clean the silicone eartips with water and mild soap. Ensure they are completely dry before reattaching.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures. Avoid tangling the cables.
- Water Resistance: The IPX5 rating protects against sweat and light splashes. Do not submerge the headphones in water or expose them to heavy rain.
7. Troubleshooting
If you encounter issues, try the following solutions:
| Problem | Solution |
|---|---|
| Cannot pair with device | Ensure headphones are in pairing mode (flashing blue/red). Turn off and on Bluetooth on your device. Forget the device in your Bluetooth settings and try pairing again. Ensure headphones are charged. |
| No sound or low volume | Check volume levels on both headphones and connected device. Ensure headphones are properly paired. Try playing different audio sources. |
| Poor call quality | Ensure the microphone is not obstructed. Move closer to your connected device. Avoid noisy environments. |
| Headphones not charging | Verify the charging cable is securely connected to both the headphones and the power source. Try a different charging cable or power adapter. Ensure the charging port is clean. |
| Intermittent connection | Ensure no physical obstructions between headphones and device. Stay within the 10-meter Bluetooth range. Avoid strong electromagnetic interference. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | pTron |
| Model Name | Tangent Eon |
| Bluetooth Version | 5.3 |
| Bluetooth Range | 10 Meters |
| Ear Placement | In Ear |
| Driver Size | 13 Millimetres |
| Impedance | 32 Ohms |
| Battery Average Life | 45 Hours |
| Battery Charge Time | 1.45 Hours |
| Charging Port | Type-C (DC5V-1A) |
| Noise Control | Sound Isolation, TruTalk AI-ENC |
| Audio Latency | 50 Milliseconds |
| Water Resistance Level | IPX5 |
| Control Type | Call Control, Voice, Button |
| Material | Acrylonitrile Butadiene Styrene (ABS), Aluminium, Silicone |
| Item Weight | 26 Grams |
9. Warranty and Support
Your pTron Tangent Eon headphones come with a 1-Year Manufacturer Warranty from the date of purchase, covering manufacturing defects only.
For warranty claims, technical support, or any product-related inquiries, please contact pTron customer care:
- Phone: 040-67138888
- Email: support@ptron.in
Manufacturer Address: PALRED ELECTRONICS PVT. LTD., SY.NO. 56, 1ST FLOOR, GUNDLAPOCHAMPALLY VILLAGE, TECH PARK MTP, TSIIC-IALA NACHARAM, HYDERABAD - 500076, TELANGANA, INDIA.
10. Product Video Overview
Video 10.1: A brief overview of the pTron Tangent Eon headphones, highlighting key features, available colors, and box contents.