Sena C1 Smart Cycling helmet 2025

Affordable Smart Cycling 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.

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.

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 ride with 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.

Features

• 4-Way Intercom: Connect up to 4 headsets together for a group intercom conversation.
• Intercom Range 300 m: Maximum distance operating within optimal conditions.
• LED Taillight: Integrated rear light with three brightness settings.
• Fitness App Compatible: Listen to audio feedback from smartphone fitness apps.
• Smart Intercom Pairing: Pair devices through smartphone QR scanning.
• Sena Smartphone Apps: Allow you to configure device settings, access the User's Guide, and more.
• Firmware Upgradeable: Keep the firmware up-to-date through the Sena Device Manager.
• Certification: Meets CPSC certification.

Tech Specs

• Producer's 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)
• Material: 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

Included

• C1
• USB Power & Data Cable (USB Type-C)
• Helmet Pouch
• Simple Quick Start Guide