ALL IN ONE SOLUTION: Our TruVoice Headset Training Solutions include everything you need to allow 2 headsets users to connect to a call at the same time for training and supervising. | QUICK EASY SETUP: This training Package includes 2 x TruVoice headsets, 1 x training Y cable and 1 x RJ9 Smart Bottom cable. Simply connect the headsets and smart cable to the training cable and the desk phone. Please use the headset button on the desk phone to receiverecieve and end calls. | PREMIUM HEADSET FEATURES: This bundle includes 2 of our Deluxe range of headsets, this headset range includes premium features such as - Noise Canceling Microphone, High-Definition Speakers, Die cast Aluminum Design and includes a lightweight headband and leather ear cushions for all day comfort. A lifetime guarantee is also included with the truvoice HD range of headsets. | IN LINE CALL CONTROL and MUTE: The included Y cable gives the trainer full control during the call and allows them to mute the microphone of either the trainer or the trainee using the slider switch on the training cable. | COMPATABILITY: Our Phone Headset Training solutions include a training Y splitter and a Standard Universal Smart Cable with a modular RJ9/RJ11 type plug which will connect and work in any desk phone with a standard modular type headset port. Is compatible with all major brands including Poly, Polycom, Cisco, Avaya, Mitel, Nortel, Shoretel, Yealink, Grandstream, ESI, Digium + Many More. This training solution will NOT connect or work with any phone that includes a 2.5mm / 3.5mm jack connection.