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Koss Porta Pro (12 h, Wireless)

Koss Porta Pro

12 h, Wireless


Questions about Koss Porta Pro

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fischsan

4 years ago

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Süppel

4 years ago

The Koss Porta Pro has Bluetooth version 4.1. 4.1 has been around since 2013 and is basically supported by every iPhone SE. Maybe you have other devices in the room that want to connect to the headphones? see also here: https://discussions.apple.com/thread/8061819