The Sena NAUTITALK BOSUN is a high-performance, waterproof communication headset for use on sailing boats, yachts, motorboats and in professional maritime environments. Thanks to state-of-the-art Mesh Intercom™ technology, it enables clear, stable and hands-free communication on board – without the need for a radio, mobile phone or complicated setup.
Reliable communication on the water
At the touch of a button, several NAUTITALK BOSUN headsets automatically connect to form an open communication network. The Mesh Intercom™ technology ensures that conversations remain stable and uninterrupted even when the crew's positions change - ideal for sailing manoeuvres, regattas or safe operation on board.
Powerful mesh technology
- Mesh Intercom™ 3.0 for seamless group communication
- Range of up to 800 metres between individual devices in open areas
- Support for up to 24 subscribers in a group
- Multi-channel communication, ideal for larger crews or parallel teams
Bluetooth connectivity & app control
The headset can be connected to your smartphone via Bluetooth® 5.2. This means you can not only make calls or listen to music, but also conveniently configure the device via the Sena Marine app. Firmware updates, device settings and group management can be controlled intuitively via the app.
Robust, waterproof & floatable
The Sena NAUTITALK BOSUN was specially developed for maritime use:
- IPX7 certification - waterproof and floatable
- Advanced Noise Control™ for clear voice transmission even in wind and ambient noise
- Ergonomic neckband design, compatible with caps, helmets or sunglasses
Ideal for leisure & professional applications
Whether you're training, competing in regattas, manoeuvring in port or using the radio for commercial purposes – the Sena NAUTITALK BOSUN ensures efficient, safe and comfortable communication on board.
Product features
- Mesh Intercom™ 3.0 for stable crew communication
- Range of up to 800 m
- Bluetooth® 5.2 for smartphone connection
- IPX7 waterproof & floatable
- Group communication with up to 24 participants
- Controlled via the Sena Marine app
Technical specifications
| Dimensions: |
Main unit: 165 x 190 x 75 mm
Speaker:: 32 mm Ø / thickness 4.4 mm
Boom microphone: length 35 mm |
| Weight: |
124 g |
| Operating temperature: |
-10° C to +55° C |
| Intercom system: |
Mesh Intercom technology
Mesh Intercom 3.0
- Operating distance up to 800 m in open areas
Open Mesh Intercom
- 6 channels / practically unlimited number of participants
Group Mesh Intercom
- up to 24 users |
| Bluetooth: |
Bluetooth 5.2
Headset Profile (HSP)
Hands-free profile (HFP)
Advanced Audio Output Profile (A2DP)
Profile for remote control of audio or video devices (AVRCP) |
| Battery: |
Talk time with Mesh Intercom of 20 hours
Charging time approx. 2.5 hours
Lithium polymer battery |
| Certifications: |
CE, FCC, IC, KC |