KZ ZSN PRO 2 updated hybrid headphones for only $19

KZ ZSN PRO 2 - updated hybrid headphones with one speaker and one armature driver. Available with or without microphone.
Covering all your hi-fi needs

got these (KZ ZSN Pro X) for around $20 off of a local online

KZ ZSN Pro 2 Hybrid Drive 1BA+1DD in Ear Metal Earphones HIFI Bass

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Archimago's Musings: REVIEW / MEASUREMENTS: KZ ZSN Pro - very

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KZ ZSN Pro 2 - Better Drivers, Better Tuning, Same Fun

Linsoul KZ ZSN PRO X Dual Driver 1BA+1DD Hybrid Metal Earphones