CBL-TC51-HDST35-01 - Zebra 3.5MM FEMALE TO 3.5MM HEADSET ADAPTER CABLE 3.5MM Collared Female to 3.5MM Male Headset Adapter Cable. $77.80 $43.22
92460-01 - Poly RUGGEDISED BINAURAL HEADSET 92460-01 - Poly RUGGEDISED BINAURAL HEADSET $927.67 $515.37
84757-01 - Poly SPARE EHS,3.5MM CABLE - Spare EHS 3.5mm Cable- The SAVI W700 or the CS500 series headsets can be used with certain Panasonic SIP phones with this cable. (No handset lifter is needed, calls can be answered remotely)- Works... $36.04 $20.02