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Ear hook headset No name HP Poly CS540 Earloops and Earbuds model 85Q18AA, earhook and in-ear combo
Summary description:
HP Poly CS540 Earloops and Earbuds (MPN 85Q18AA) is an ear hook (earhook) accessory set combining ear loops and in‑ear earbuds. Designed to provide secure wearing options, it suits single‑ear communication use and offers an alternate in‑ear fit. Practical for call centers, office telephony and mobile communications where stable fit and quick switch between earhook and earbuds is needed.