Introduction
Thank you for choosing the ROPASOMIC i27 Open Ear Wireless Earbuds. These earbuds are designed to provide a comfortable and safe listening experience, especially during activities where situational awareness is important. Featuring an open-ear hook design, Bluetooth 5.3 connectivity, touch controls, and IPX6 sweatproof rating, they are ideal for sports, daily commutes, and casual listening. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
What's in the Box
- 1 Pair of ROPASOMIC i27 Open Ear Wireless Earbuds
- 1 Charging Case
- 1 USB-C Charging Cable
- 1 User Manual

Image: Contents of the ROPASOMIC i27 package, including earbuds, charging case, and USB-C cable.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case. Connect the provided USB-C cable to the charging port on the case and a power source. The indicator light on the case will show charging status. A full charge takes approximately 1.5 hours.

Image: The ROPASOMIC i27 charging case being charged via its USB-C port.
2. Pairing with Your Device
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for available Bluetooth devices and select "i27" from the list.
- Once connected, you will hear a confirmation prompt, and the indicator lights on the earbuds will turn off.

Image: ROPASOMIC i27 earbuds and case demonstrating one-step Bluetooth pairing with a mobile device.
3. Wearing the Earbuds
The ROPASOMIC i27 earbuds feature an open-ear hook design for secure and comfortable wear.
- Identify the left (L) and right (R) earbuds.
- Place the ear hook over the back of your ear.
- Gently rotate the earbud forward until the speaker rests comfortably outside your ear canal.
- Adjust for a secure and comfortable fit.

Image: Visual instructions for correctly placing the open-ear earbuds on the ear.
Operating Instructions
1. Basic Controls (Touch Control)
The earbuds feature intuitive touch controls for easy management of music and calls.
| Action | Function |
|---|---|
| Single Click L/R | Play/Pause Music, Answer/End Call |
| Long Press L/R for 2s | Activate Voice Assistant |
| Long Press R | Volume Up |
| Long Press L | Volume Down |
| Double Click R | Next Track |
| Double Click L | Previous Track |
| Triple Click L/R | Reject Call |
| Long Press L/R for 7s (disconnected mode) | Power Off |
| Long Press L/R for 4s (disconnected mode) | Power On |

Image: Detailed touch control guide for the ROPASOMIC i27 earbuds.
2. Audio Features
Experience crystal clear audio with enhanced 360° Panoramic sound technology, providing an immersive listening experience while keeping you aware of your surroundings.

Image: Internal components of the ROPASOMIC i27 earbud, emphasizing 360° panoramic sound.
3. Call Features
The earbuds support HD Clear Call functionality, allowing for clear conversations. Please note that these earbuds are not designed for commercial call centers.

Image: ROPASOMIC i27 earbuds shown with a phone call interface, illustrating HD Clear Call capability.
Maintenance and Care
- Cleaning: Gently wipe the earbuds and charging case with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the earbuds in their charging case when not in use to protect them and keep them charged.
- Water Resistance: The earbuds are IPX6 sweatproof, meaning they can withstand splashes and sweat. Do not submerge them in water or expose them to heavy rain. Ensure they are dry before placing them back in the charging case.
Video: A short demonstration of the ROPASOMIC i27 earbuds' IPX6 water resistance, showing them being splashed with water.
Troubleshooting
- Earbuds not pairing: Ensure both earbuds are in the charging case, then open the lid to activate pairing mode. Make sure Bluetooth is enabled on your device and select "i27". If issues persist, try forgetting the device on your phone and re-pairing.
- No sound: Check the volume levels on both your device and the earbuds. Ensure the earbuds are properly connected to your device.
- Charging issues: Verify the USB-C cable is securely connected to both the case and the power source. Check if the charging indicator light is active.
- Uncomfortable fit: Adjust the ear hooks and the position of the speaker until a comfortable and secure fit is achieved. Refer to the "Wearing the Earbuds" section.
Product Specifications
| Feature | Detail |
|---|---|
| Model Name | i27 |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Bluetooth Range | 10 Meters |
| Ear Placement | Open Ear |
| Earpiece Shape | Hook |
| Control Type | Touch Control |
| Water Resistance Level | IPX6 (Water Repellent) |
| Battery Life (Total with Case) | Up to 40 Hours |
| Battery Life (Single Charge) | Up to 6 Hours |
| Charging Time | 1.5 Hours |
| Audio Driver Type | Dynamic Driver |
| Audio Driver Size | 13 Millimeters |
| Frequency Response | 20 KHz |
| Sensitivity | 97 dB |
| Impedance | 16 Ohms |
| Item Weight | 51 Grams (1.8 ounces) |
| Product Dimensions | 2.5 x 2.5 x 1.2 inches |
Warranty and Support
Your ROPASOMIC i27 Open Ear Wireless Earbuds come with a standard manufacturer's warranty. For specific warranty details, please refer to the product packaging or contact ROPASOMIC customer support.
If you encounter any issues or have questions regarding your earbuds, please contact ROPASOMIC customer support through the retailer's platform or the official ROPASOMIC website for assistance.




