Interphone INTERPHOUCOM4, 39370.1" (1000 m), A2DP, AVRCP, HFP, Black, Waterproof, IP67, 10 h Interphone INTERPHOUCOM4. Maximum range: 39370.1" (1000 m), Bluetooth profiles: A2DP, AVRCP, HFP. Product color: Black, Protection features: Waterproof, International Protection (IP) code: IP67. Talk time: 10 h, Charging time: 3 h. Country of origin: China. Weight: 1.76 oz (50 g), Width: 2.64" (67 mm), Depth: 0.472" (12 mm)