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The Sena BiKom 20 is an ultra-light cycling communication system built for riders who want clear, hands-free connection without blocking outside sounds. Weighing just 20g, it combines Mesh Intercom 3.0, Bluetooth 5.2, open-ear awareness and IPX7 waterproofing in a compact unit designed for road, gravel, MTB and family rides. Available at E-Bike Alley, where you can try before you buy and take advantage of internet price matching.
The Sena BiKom 20 is an ultra-light cycling communication system built for riders who want clear, hands-free connection without blocking outside sounds. Weighing just 20g, it combines Mesh Intercom 3.0, Bluetooth 5.2, open-ear awareness and IPX7 waterproofing in a compact unit designed for road, gravel, MTB and family rides. Available at E-Bike Alley, where you can try before you buy and take advantage of internet price matching.
Sena

Sena BiKom 20 Cycling Communication System Black

$169.00
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Sena BiKom 20 Cycling Communication System Black

Season:2026

Brand:Sena

Code:BIKOM20-02

The Sena BiKom 20 is designed to make riding together easier, safer and more connected. Built specifically for cyclists, this compact communication system lets you talk with other riders, hear important updates and stay aware of your surroundings without adding bulky equipment to your helmet or setup.

At just 20 grams, the BiKom 20 is Sena’s lightest cycling communicator, making it ideal for performance riders who care about every gram, as well as everyday cyclists who want simple, reliable communication on the move. Itsopen-ear headset designkeeps your ears uncovered, helping you stay alert to traffic, trail sounds and other riders while still enjoying clear audio.

With Mesh Intercom 3.0, the BiKom 20 allows seamless rider-to-rider communication over a range of up to800m in open terrain. Bluetooth 5.2 connectivity also supports phone pairing and app-based setup through the Sena Cycling App.

The built-in Audible Bicycle Computer feature can provide hands-free voice updates, including compatibility with Shimano Di2 systems for gear shift and battery status alerts. Whether you are riding in a group, coaching a partner, commuting, training or exploring new routes, the Sena BiKom 20 helps keep the conversation flowing while your focus stays on the ride.

Why Buy From E-Bike Alley?
E-Bike Alley gives you the advantage of shopping local with expert support. Visit us to see the Sena BiKom 20 in person, compare options, ask questions, and try before you buy. We also match internet pricing, so you can get the right product at a competitive price while supporting your local bike shop.

Key Features:

  • Ultra-light cycling communicator weighing just 20g
  • Mesh Intercom 3.0 for clear rider-to-rider communication
  • Bluetooth 5.2 connectivity
  • Open-ear design helps maintain awareness of surroundings
  • Advanced Noise Control for clearer communication
  • Audible Bicycle Computer feature with Shimano Di2 compatibility
  • Up to 800m intercom range in open terrain
  • Up to 8 hours Mesh Intercom talk time
  • IPX7 waterproof rating for all-weather riding
  • Compact mounting options for helmets, caps and straps
  • Works with the Sena Cycling App for setup and management
Technical Information

Technical Specifications:

  • Weight: 20g / 0.7oz
  • Main unit dimensions: 54mm x 27mm x 14mm / 2.1in x 1in x 0.6in
  • Intercom technology: Mesh Intercom 3.0
  • Bluetooth: 5.2
  • Bluetooth profiles: HSP, HFP, A2DP, AVRCP
  • Intercom range: Up to 800m / 0.5 miles in open terrain
  • Mesh Intercom talk time: Up to 8 hours
  • Charging time: Approximately 2.5 hours
  • Charging temperature: 0°C to 45°C / 32°F to 113°F
  • Operating temperature: -20°C to 55°C / -4°F to 131°F
  • Waterproof rating: IPX7
  • Certifications: CE, FCC, IC, KC
Sizing Information
Compact main unit designed for cycling use. Includes mounting options for different setups, including thick strap mount, thin strap mount and cap clip mount.
Professional Opinion

What’s Included:

  • Sena BiKom 20 main unit
  • Strap mount for thick strap
  • Strap mount for thin strap
  • Cap clip mount
  • Microphone sponges x 2
  • USB charging cable
  • Quick Start Guide
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