Hengjiang BT30 Built-in Integrated Helmet Bluetooth Headset Full Helmet Half Helmet Waterproof Long Battery Life [Universal for Winter and Summer Helmets]

High-performance noise reduction with DNN adaptive AI noise cancelling

Built-in helmet headphones with non-in-ear design for safe riding

Compact and invisible design with 12mm ultra-thin body, compatible with most helmets (full-face, open-face, 3/4, retro, rally, half helmets)

Upgraded Bluetooth 6.0 technology for fast, stable, and low-latency connection

Dual composite diaphragm speakers with built-in speaker box and sonar dual EQ tuning for clear, high-definition sound quality

True 30-hour long battery life supported by large capacity dual batteries

Dual smart noise cancellation allowing clear calls even at speeds up to 150 mph

Supports simultaneous connection to two phones for seamless switching between music, navigation, and calls

Quick double-tap volume down button to activate voice assistants (Siri, Xiao Ai, etc.) on both iOS and Android devices

Automatic call answering without button press

Waterproof microphone ensures clear communication in rain and wind

Suitable for various outdoor activities including motorcycling, climbing, skiing, cycling, and delivery services