- Compact Communication Headset: links multiple Sena Mesh devices with a single button press for easy group communication across a wide range of activities.
- Built for Outdoor Activities: delivers full-duplex group communication for climbing, hiking, horseback riding, fishing, and paragliding without shouting or hand signals.
- Seamless Mesh Intercom: hands-free range up to 0.25 mi (400 m), or 1 mi (1.6 km) with 6 or more users, across 6 Open Mesh channels.
- Sleek and Comfortable: low-profile over-ear fit with neckband, compatible with hats, helmets, and glasses while maintaining awareness of surrounding sounds.
Often Bought Together
Select items you want to add together
Sena EXPAND Mesh Bluetooth Headset with Mesh Intercom
The Sena EXPAND Mesh is a lightweight, multi-purpose Bluetooth headset built around Mesh Intercom 3.0 technology for reliable, hands-free group communication in outdoor, professional, and recreational environments. Weighing just 100 g, the low-profile over-ear design pairs a flexible neckband with rounded support arms, allowing comfortable use alongside helmets, hats, and glasses.
With a communication range of up to 0.4 km between two users in open terrain, and up to 1.6 km when six or more are connected, the EXPAND Mesh keeps teams coordinated without shouting or hand signals. Audio Multitasking allows intercom conversations to run simultaneously with music playback, and Advanced Noise Control reduces background noise throughout every call.
Product Features
- Mesh Intercom 3.0 for improved sound quality, stronger connection, and extended talk time
- Dual-version Mesh: supports Mesh 2.0 for backward compatibility with older Sena devices
- Bluetooth 5.2 with HSP, HFP, A2DP, and AVRCP profiles
- Open Mesh with 6 selectable channels and virtually unlimited participants per channel
- Group Mesh for private group conversations with up to 24 participants
- Communication range: up to 0.4 km (0.25 mi) in open terrain
- Extended range: up to 1.6 km (1 mi) with 6 or more users
- Audio Multitasking: listen to music and hold intercom conversations simultaneously
- Advanced Noise Control, always active during intercom
- HD Speakers with built-in SBC Codec
- Up to 10 hours talk time, charges in approximately 2 hours via USB-C
- Lightweight at 100 g with low-profile over-ear fit
- Neckband design compatible with helmets, hats, and glasses
- Configurable via Sena Outdoor App and Sena Device Manager
- Certifications: CE, FCC, IC, KC
Applications
- Outdoor sports: rock climbing, hiking, cycling, horseback riding, paragliding
- Hunting, fishing, and watersports
- Worksite and team coordination
- Coaching, training, and event management
- Video conferencing and remote communication
What is included:
- Expand Mesh Headset
- USB-C Power & Data Cable
- Speaker Pads
- Microphone Sponge
Explore the full range of Sena communication solutions at MTN Shop.







