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You can eliminate having to carry two sets of headphones—one for your phone and one for your MP3 player, for instance. The Pulsar 590A is also a great accessory for quiet offices where you want to take calls and listen to a CD without disturbing colleagues.
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At Black Box, we guarantee the best value and the best support. You can even consult our Technical Support Experts before you buy if you need help selecting just the right component for your application.