U10P cable (# 27190-01), also known as a Polaris cable, is used as a Direct Connect Cable which connects an H-series headset into Polycom SoundPoint IP phones and Altigen IP phones as well as others.
See headsets in related items below.
Compare with the Chameleon 1007 Click Here
Polycom SoundPoint IP Phone:
300, 301, 335, 430, 450,
500 (rev. E or later), 501, 550, 560
600, 601, 650, 670, CX300, CX500, CX600,
VVX400, VVX500, VVX600 and VVX1500