The bt converse 1300 is fully pbx working has 100 name and number memory on hook dialling call timer access code and secrecy it also operates from battery powerplantronics voyager 510 wireless headset enjoy wireless freedom in the office this lightweight versatile and stylish headset provides all day wearing comfort and it folds away for easy storage the noise cancelling microphone delivers clear voice transmission and superior sound quality it provides up to 6 hours of talk time up t