Cellularline INTERPHONE F5XT, 3.0+HS, Black, FCC, IC, Telec, 12 h, Lithium Polymer (LiPo), 3 h Cellularline INTERPHONE F5XT. Bluetooth version: 3.0+HS. Product colour: Black, Certification: FCC, IC, Telec. Talk time: 12 h, Battery technology: Lithium Polymer (LiPo), Charging time: 3 h. Weight: 55 g, Width: 90 mm, Depth: 20 mm