The OEM PLNM214C headset is designed for cordless phones, allowing you to multitask at home or on the go while enjoying clear conversations. It features a noise-canceling microphone with an adjustable switch to optimize sound quality. The adjustable headband ensures comfort for all-day wear. This headset easily plugs into existing cordless home phones and mobile phones equipped with 2.5mm ports, and includes one-touch inline volume and mute controls.