Hands-free calling, yeah? If the one thing missing from your life is being able to talk at the wheel, then Supertooth’s Crystal Bluetooth speakerphone is for you. Magnetically clipping onto the sun visor of your whip, it’ll let you talk’n'drive with its automatic pairing and multi-point tech, handling two phones on the same unit — if that’s your particular bag.

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SuperTooth’s Crystal Bluetooth hands-free kit brings its delights to CES