APU-72 EHS for some Nortel, Cisco, Samsung Phones

Electronic Hook Switch Cable for remote answering. 

For use with CS500 and Savi W700 Series of Headsets

APU-72 EHS for some Nortel, Cisco and Samsung Phones 

Cisco - 8961, 9951, 9971 

Nortel - 1120E, 1140E, 1150E,1165E. 

Samsung SMT-I5343 & SMT-6000 Series Handsets