The VTech TL7810 DECT 6.0 Cordless Headset can connect directly to your phone line, desk set or computer. Control costs and support your mobile workforce with connectivity to a variety of services. With up to 12 hours of talk time and a range of 500', you and your workforce can be more effective with this VTech Cordless Headset. With no Wi-Fi interference, it offers auto noise reduction for better sound. The headset sits in a solid black base and operates with the AT&T Synapse system and most corded phones.