DESCRIPTION
Make Your Headset Like New. Add Longer Life To Your Existing Headset. Improved Work Efficiency. Features: Installs Between The Headset And The Phone To Boost Microphone Transmit Volume On Digital Phones With A Headset Port. Use With Vxi Dc Headsets And 1026 Cord (Sold Separately).; Connecting Types: Rj9; For Use With: Vxi Dc Headsets; Accessory Type: Hgt Cord.