Plantronics TR1 (re-numbered TR-11) adapter is for use on a single line phone. For example: if you are using a cordless phone in your home/home office, the TR1 (TR-11) will allow you to use any of Plantronics wireless telephone headsets like the new CS500 family which includes the CS540, CS510, CS520 & CS530. It will also work with the Savi family, W740, W730, W720 & W710. The adapter will also work on any of Plantronics older wireless units like the CS50, CS70N, CS351N and CS361N.
Telephone Wall Jack
RJ11 cord that comes with TR1 plugs into Wall Jack
TR1 (TR-11) Adapter
W740 Wireless Headset
CS540 Wireless Headset
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