Interphone INTERPHOUCOM3TP, 500 m, HFP, Black, Waterproof, IP67, 10 h Interphone INTERPHOUCOM3TP. Maximum range: 500 m, Bluetooth profiles: HFP. Product colour: Black, Protection features: Waterproof, International Protection (IP) code: IP67. Talk time: 10 h, Charging time: 3 h. Quantity per pack: 2 pc(s), Cables included: USB Type-A to USB Type-C