AT&T TL80133 Accessory Cordless Speakerphone, Black | Requires AT&T CL, CRL, CLP, TL and VTech DS, SN, or IS Series Cordless Phone System to Operate

Accessory speakerphone only. For use with selected AT&T EL, CL, CRL, TL, and CLP series phones and selected VTech CS and DS series phones. Be more mobile by using this DECT 6.0 cordless speakerphone for everyday conversations. The face up speaker provides superior sound and ease of use. The speakerphone slips easily into your pocket so you can have conversations anywhere within range.