Compact Bluetooth communication system, Bluetooth 5.1 technology, 2 users, intercom compatible with Sena, TFT and GPS systems, voice prompts in various languages, Interphone UNITE app for easy configuration, Bluetooth connection to smartphone, navigation systems and other Bluetooth devices. Microphones for full-face, modular, enduro and jet helmets, 32 mm speakers, range up to 500 m, active talk time up to 10 h, standby up to 400 h, Waterproof IP67, black. Battery standby 400 h Type Item Version Communication system Main color black Protection class IP67 Variation Single-Kit