Tags » Nortel

Select Service Offer Push-To-Talk Handsets for Avaya, Cisco, Mitel, and Nortel Phones

Push-to-talk (PTT), is also known as Press-to-Transmit, a method of having conversations where the user can change between talking and listening by either holding or releasing a button on the device. 43 more words

Select Service Telecommunications Ltd

Push-to-Talk Handsets for Nortel 1120e & 1140e IP Phones

Select Service offer (PTT) Push-to-Talk Nortel 1100 series handset pieces.

Our high quality fully compatible handset solution is ideal for Banks, Military, Police force, Emergency services, and financial trading etc. 59 more words

Select Service Telecommunications Ltd