Feature: 1. The call center phone is equipped with an omnidirectional microphone to improve voice clarity and achieve excellent high‑quality sound. 2. The microphone arm of the headset can freely rotate 330 degrees, and the very soft ear pads are suitable for 7×24 hours of high frequency use. 3. It can be connected to an existing standard telephone jack without a battery, durable structure and rigid design extend the service life. 4. You can talk, answer, and improve work efficiency without holding your mobile phone. 5. The ringtone and earphone volume can be adjusted, so you can clearly hear the other party's voice even in a noisy environment. Specification: Item Type: Call Center Wired Telephone with Headset Material: ABS Compatible: For Office, Homez Package List: 1 x Telephone1 x Telephone Headset2 x Connection Cable1 x Bracket1 x Manual Note: The volume of speaker phone and earpiece volume does not support adjustment.