Get Panasonic phones at IP Phone Warehouse. Panasonic’s UT series VoIP phones are ready for your SIP-based environment. The phones are compatible with Asterisk, BroadWorks and other industry leading solutions. Experience state-of-the-art telephony through these power-saving, business-friendly VoIP endpoints. Panasonic phones are designed for usability. Information is presented clearly on the phones’ wide displays. Higher end models include large color touchscreens to facilitate easier interactions with applications and phone functions. The VoIP phones leverage your IP PBX’s capabilities with user-friendly designs.