Let X be the Cantor set and φ be a minimal homeomorphism on \documentclass[12pt]{minimal}
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$$X \times \mathbb{T}$$
\end{document}. We show that the crossed product C*-algebra \documentclass[12pt]{minimal}
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$$C*(X \times \mathbb{T}, \varphi)$$
\end{document} is a simple A \documentclass[12pt]{minimal}
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$$\mathbb{T}$$
\end{document}-algebra provided that the associated cocycle takes its values in rotations on \documentclass[12pt]{minimal}
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$$\mathbb{T}$$
\end{document}. Given two minimal systems \documentclass[12pt]{minimal}
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$$(X \times \mathbb{T}, \varphi)$$
\end{document} and \documentclass[12pt]{minimal}
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$$(Y \times \mathbb{T}, \psi)$$
\end{document} such that φ and ψ arise from cocycles with values in isometric homeomorphisms on \documentclass[12pt]{minimal}
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$$\mathbb{T}$$
\end{document}, we show that two systems are approximately K-conjugate when they have the same K-theoretical information.