Plantronics MHA100/ MHA-100 Audio Amplifier adapter for 2.5 mm hands-free head set audio jack: Most Cellular Phones & Cordless phone models Plantronics MHA100/ MHA-100 Hands Free Cell-phone Amplifier Adaptor for Headsets with universal 2.5 mm Audio Jack
Jabra BT-200/ BT200 FreeSpeak Bluetooth Wireless Headset w/ Adapter module: Most non-Bluetooth enabled cell phone models Factory original Jabra Bluetooth headset with Bluetooth adapter module Mono audio, headset and adapter, Single-Pairing, Bluetooth version 1.1, Class 2 device
Jabra C500 Earwave Behind-Ear Boom Hands free Headset for 2.5 mm audio jack: Most Cell Phone models Behind-Ear-Boom Hands Free Head set with noise cancellation plus Send/ End button
Jabra C500 Earwave Behind-Ear Boom Hands free Headset for 2.5 mm audio jack, BULK: Most Cell Phone models Behind-Ear-Boom Hands Free Head set with noise cancellation plus Send/ End button, BULK
Hands Free Over Head Headset with Boom microphone: 2.5 mm Universal jack for Most Cell Phone Models Boom microphone, Handsfree Over Head headset for 2.5 mm audio jack
Motorola SYN8908/ SYN8908B, Over-Ear Boom Style Handsfree: Most 2.5 mm Cell Phone models Motorola factory original Around-the-Ear-Boom Hands Free Head set with 2.5 mm audio plug