1. Product Overview
The Sena 20S-EVO-01D is a state-of-the-art Bluetooth communication system designed for motorcycle riders. It offers a robust and stable intercom connection, allowing riders to communicate with each other, listen to music, make phone calls, and receive GPS navigation instructions. This model features an updated fixed shark fin antenna for enhanced performance and reliability.
Key Features:
- Next-generation design with improved intercom functionality and stability.
- Sleek new fixed shark fin antenna design for enhanced intercom stability.
- Robust general performance updates for a superior riding experience.
2. Setup and Installation
Proper installation ensures optimal performance and comfort. Follow these steps to set up your Sena 20S-EVO-01D.
2.1. Package Contents
Before beginning, verify all components are present in your package:

Image: All components of the Sena 20S-EVO-01D system, including the main module, speakers, and various microphone options.
- Sena 20S-EVO-01D Main Module
- Speaker Set (40 mm driver unit)
- Boom Microphone
- Wired Microphone
- Mounting Clamp Kit
- USB Power & Data Cable
- Speaker Pads, Hook and Loop Fasteners, and other accessories
2.2. Charging the Device
Fully charge the device before first use. The LED indicator will turn red during charging and blue when fully charged.
- Connect the USB Power & Data Cable to the charging port on the main module.
- Plug the other end into a USB wall charger or computer USB port.
- Charging typically takes approximately 2.5 hours for a full charge.
2.3. Mounting the Headset to Your Helmet
The 20S-EVO-01D can be mounted using either the clamp kit or the adhesive mount.

Image: The Sena 20S-EVO-01D communication system securely attached to the left side of a white motorcycle helmet, demonstrating its low-profile integration.
- Choose Mounting Location: Select a flat surface on the left side of your helmet, near the bottom edge.
- Install Clamp Kit: Loosen the screws on the clamp kit and slide it between the helmet shell and the inner padding. Tighten the screws securely.
- Install Speakers: Place the speakers inside the helmet's ear pockets. Ensure they are centered with your ears for optimal audio. Use the provided hook and loop fasteners.
- Install Microphone: For full-face helmets, use the wired microphone and attach it to the inside of the chin bar. For open-face or modular helmets, use the boom microphone and position it approximately 1-2 cm from your mouth.
- Connect Cables: Plug the speaker and microphone cables into the corresponding ports on the main module.
- Attach Main Module: Slide the main module onto the mounted clamp. Ensure it clicks securely into place.
3. Operating the Device
Familiarize yourself with the controls and functions of your Sena 20S-EVO-01D.
3.1. Basic Controls
- Power On/Off: Press and hold the Phone Button and the Jog Dial for 1 second.
- Volume Adjustment: Rotate the Jog Dial clockwise to increase volume, counter-clockwise to decrease.
- Voice Command: Tap the Phone Button to activate voice commands.
3.2. Bluetooth Pairing
Pair your 20S-EVO-01D with your mobile phone or other Bluetooth devices.
- Phone Pairing: In power-off state, press and hold the Phone Button for 5 seconds until the LED flashes red and blue alternately. Select "Sena 20S EVO" from your phone's Bluetooth device list.
- Second Mobile Phone Pairing: In power-off state, press and hold the Jog Dial for 5 seconds until the LED flashes red and blue alternately. Select "Sena 20S EVO" from your second phone's Bluetooth device list.
3.3. Intercom Communication
The 20S-EVO-01D supports up to 8-way intercom communication.
- Pairing with another 20S EVO: Press and hold the Jog Dial on both units for 5 seconds until the LED flashes red. Tap the Jog Dial on either unit to complete pairing.
- Starting Intercom: Tap the Jog Dial once to start intercom with the first paired friend. Tap twice for the second, and so on.
- Ending Intercom: Tap the Jog Dial once to end intercom.
3.4. Music and Phone Calls
- Play/Pause Music: Press the Jog Dial for 1 second.
- Next/Previous Track: Rotate the Jog Dial while pressing it for 1 second.
- Answer/End Call: Tap the Phone Button.
- Reject Call: Press and hold the Phone Button for 2 seconds.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Sena 20S-EVO-01D.
4.1. Cleaning
- Wipe the main module with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners.
- Ensure all ports are free of dust and debris.
4.2. Battery Care
- Avoid fully discharging the battery frequently.
- Store the device in a cool, dry place when not in use for extended periods.
- Charge the device at least once every 3-6 months to prevent deep discharge.
4.3. Firmware Updates
Sena regularly releases firmware updates to improve performance and add new features. Visit the Sena website to download the Sena Device Manager and update your device.
5. Troubleshooting
This section addresses common issues you might encounter with your 20S-EVO-01D.
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery. | Charge the device fully. |
| Intercom disconnects frequently. | Out of range; Obstructions; Interference. | Stay within recommended range; Ensure clear line of sight; Move away from sources of strong electromagnetic interference. |
| No audio from speakers. | Speakers not connected properly; Volume too low. | Check speaker connections; Increase volume using the Jog Dial. |
| Bluetooth pairing fails. | Device not in pairing mode; Incorrect pairing procedure. | Ensure device is in pairing mode (flashing red/blue); Refer to section 3.2 for correct procedure. |
| Microphone not working. | Microphone not connected; Incorrect microphone type for helmet. | Check microphone connection; Ensure correct microphone (boom/wired) is used for your helmet type. |
6. Specifications
Detailed technical specifications for the Sena 20S-EVO-01D.
| Feature | Specification |
|---|---|
| Model Name | 20S-EVO-01D |
| Talk Time | 13 hours |
| Operating Temperature | -10°C - 55°C (14°F - 131°F) |
| Main Module Dimensions | 98 mm x 56.2 mm x 31.5 mm (3.9" x 2.1" x 1.2") |
| Speaker Driver Unit | 40 mm - thickness 6.5 mm |
| Boom Microphone Length | 190 mm |
| Weight (Module) | 61 g |
| Wireless Technology | Bluetooth |
| Water Resistance Level | Water Resistant |
| Battery Type | Lithium Polymer (included) |
| Charging Time | Approx. 2.5 hours |
| Number of Items | 2 (Dual Pack) |
7. Warranty and Support
For warranty information, technical support, and frequently asked questions, please visit the official Sena website. You can also find updated manuals and firmware downloads there.
Sena Technologies, Inc.
152 Technology Dr.
Irvine, CA 92618 USA
For the most current support resources, please visit: www.sena.com






