With MAXAttach IP™ and MAX IP™, customers with SIP-based VoIP systems can now enjoy outstanding audio clarity and superior room coverage, at a price point well below the competition. The MAXAttach IP and MAX IP offer a unique ability, unmatched by competitive products, that allows customers to daisy-chain multiple phones together, up to a total of four. This provides multiple speakers, multiple microphones, and multiple dial pads distributed throughout the room for unrivaled coverage. In addition, these VoIP conference phones offer the advanced audio signal processing technologies that were originally developed for ClearOne's market-leading professional audio conferencing products. These technologies deliver crystal-clear audio to participants on both ends of the call, and include: Full-duplex audio Distributed echo cancellation Noise cancellation First microphone priority Automatic gain and level controls These new VoIP products also offer a suite of SIP features, including: 3-way calling - allows for ad-hoc conferences without need for a conference bridge VLAN tagging - allows users to manage bandwidth usage on the network TLS & SRTP encryption-ready (with future release of firmware upgrade) - secures voice communications over the network Field upgradeability - allows users to easily download firmware upgrades from ClearOne website and load directly into the conference phone Suggested Usage MAXAttach IP (comes with two VoIP conference phones): Medium to large conference rooms Training rooms Unique room configurations, such as U-shaped table layout Can expand up to four linked phones Phones can be used in separate rooms with extra base unit MAX IP (comes with one VoIP conference phone): Small conference rooms — up to 8 people Executive offices Can also expand up to four linked phones.