Hitachi WiFi Wireless IP Phones - IP3000 WiFi Phone Hitachi's stylish new Wireless IP3000 is a SIP based 802.11b Wireless IP phone. Aimed at the consumer or SME business user the Wireless IP 3000 boasts many of the features of the market leading Wireless IP5000, but at a lower price point. The Hitachi IP3000 WiFi Wireless IP phone is suitable for use in the business or home environment and ideal for the new public WiFi services such as The Cloud and BT Openzone for use with the new Vonage WiFi IP Telephone services.