NETGEAR’s Accessory Handset Cordless Phone with Skype (SPH150D) enables you to add another handset to your Skype cordless phone system. The SPH150D must be used with NETGEAR’s Dual Mode Cordless Phone with Skype (SPH200D). You can use the dual-mode cordless phone to make land line and Internet Skype calls without a PC. The Netgear Cordless Phone with Skype (SPH200D) supports up to 4 handsets.