WP05H is a desktop style WiFi IP phone that based on SIP2.0 compatible with IEEE802.1b/g protocol. It can easily obtain the wireless connection from a public hotspot or access points. Using the pre-embedded SIP accounts, it can make VoIP calls freely. If there is no wireless internet, it can use as normal PSTN telephone. It's suitable for office and home etc.
Analogy PSTN support: With one RJ11 port. Support analogy PSTN line without Wifi connection. It can convert from WIFI VOIP calling mode and PSTN mode.