TIN HiFi has developed a name for themselves as one of the most affordable high-end brands on the market. Back in September, we looked at the T2 Pros, a powerhouse set of earbuds if ever we saw one for the cost. Today, we're looking at the TIN HiFi P1s, a premium planar magnetic in-ear headphone. Planar magnetics are rare and expensive in the in-ear world making these headphones an especially interesting find indeed. Are they worth $169? Let's find out.