DLS Hosted PBX supports many industry standard SIP handsets. The handset compatibility list depicts phones that are currently supported and can be automatically provisioned by the DLS Hosted PBX. With every new version release DLS continually adds support for new handset models. The service will work with many Cisco, Polycom , Linksys, Grandstream, Yelling and Aastra SIP phones. Also, any analog phone or fax machine can be supported using a VoIP analog telephone adapter, like a Linksys PAP2 o Sipura 2102.