Bluetooth helmets provide you with everything you need - speaker, microphone and communication system all-in-one - saving both time and money, though their quality may vary from other helmets. The Bilt Techno 3.0 features the Sena DWO-6 Bluetooth communication device, enabling pairing for up to four riders within its one mile range and boasting a sleek modular design. https://michaelbrodiehelmetelover.blogspot.com/2024/10/5-best-popular-bluetooth-helmets.html