C1
Affordable Smart Cycling Helmet
SENA C1 SMART HELMET
Add communication to your next bike ride with the Sena C1 smart helmet.
The C1 is equipped with a Bluetooth® communication system, complete with speakers and a microphone.
Whether you are looking to chat with other riders or simply listen to music on your ride, the C1 will take your ride to the next level.
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4-Way Intercom
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Intercom Range 300 m
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LED Taillight
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Fitness App Compatible
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Smart Intercom Pairing
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Sena Smartphone Apps
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RIDER-TO-RIDER INTERCOM
The C1 features built-in 4-way Bluetooth® intercom, allowing for full-duplex communication between riders. The working intercom distance is 0.2 miles (300 m) in open terrain. Helmet-to-helmet communication allows riders to effortlessly talk to one another without having to shout or use hand signals. The C1 has a talk time of up to 10 hours or up to 6 hours with the taillight on.
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BUILT-IN TAILLIGHT
The C1 features a built-in taillight, improving rider visibility on the road. With three brightness settings, you can enhance clarity in different lighting situations. The brightness settings include On, Day Flash, and Night Flash. The C1’s taillight settings can be adjusted remotely in the Sena Cycling App.
FINISHING TOUCHES
The Sena C1 is safety-certified and designed with a spin lock retention system for a secure fit tailored to the user’s preference. The helmet features a smooth nylon chin strap, which the speakers are affixed to. The C1 has an impressive 19 vents for maximum airflow and is lined with breathable and removable lining.
ENERGIZE YOUR RIDEWITH SENA APP
Simply pair one of your Sena helmets or communication systems with the Sena Cycling App for quick setup and easy management. You can pair/connect your device through the Bluetooth settings menu on your mobile phone. The Sena Cycling App is compatible with Sena's helmets and communications systems for cyclists.
COLORS
The Sena C1 comes in sizes medium and large in Matte White and Matte Gray.
SIZING GUIDE
- Wrap a soft, flexible measuring tape horizontally around your head 1 inch above your eyebrows and ears. Pull the tape softly snug, read the length and repeat for accuracy. Use the largest measurement.
- Select the helmet size that is closest to your head measurement from the Size Chart above.
| Size | Head (Centimeters) | Head (Inches) |
|---|---|---|
| M | 54 – 58 | 21 1/4 – 22 7/8 |
| L | 58 – 61 | 22 7/8 – 23 3/4 |
KEY FEATURES
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4-Way Intercom
Connect up to 4 headsets together for a group intercom conversation.
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Intercom Range 300 m
Maximum distance operating within optimal conditions.
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LED Taillight
Integrated rear light with three brightness settings.
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Fitness App Compatible
Listen to audio feedback from smartphone fitness apps.
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Smart Intercom Pairing
Pair devices through smartphone QR scanning.
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Sena Smartphone Apps
Allow you to configure device settings, access the User's Guide, and more.
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Firmware Upgradeable
Keep the firmware up-to-date through the Sena Device Manager.
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Certification
Meets CPSC certification.
SPECIFICATIONS
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GENERAL
Weight: 390 g (M size)
Operating Temperature: -10 °C – 55 °C (14 °F – 131 °F)
Storage Temperature: 15 °C – 30 °C (59 °F – 86 °F) -
HELMET
Size: M / L
Color: Matte White / Matte Gray
In-mold polycarbonate helmet shell with EPS liner
Nylon Chinstrap -
BLUETOOTH
Bluetooth 5.1
Headset Profile (HSP)
Hands-Free Profile (HFP)
Advanced Audio Distribution Profile (A2DP)
Audio Video Remote Control Profile (AVRCP) -
INTERCOM
Working Distance: up to 300 meters (0.2 miles) in open terrain
Supports: up to 4 riders -
AUDIO
Noise Cancellation: Advanced Noise Control™
Codec: Built-in SBC Codec -
BATTERY
Talk Time: 6 – 10 hours (varies based on LED use)
Charging Time: 2.5 hours
Charging Temperature: 0 °C – 40 °C (32 °F – 104 °F)
Type: Lithium Polymer Battery -
CERTIFICATES
Electronics: CE UKCA, FCC, IC, KC
Helmet: CE UKCA, EN 1078, CPSC 1203
*Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older -
WARRANTY
Electronics: 2 years
Helmet Integrity: 2 years
