KONFTEL 910101088 Conference phone/speakerphone Konftel 800 OmniSound with HD audio Easy to use touch interface Effortless phone and meeting management via Konftel Unite USB for PC-based collaboration Supports Konftel Smart Microphones Daisy-chain for maximum coverage Built-in bridge for 5-way calls Hybrid: combine meeting app and phone calls Efficient, scalable provisioning Free software updates Features: Bluetooth : Yes Call Hold : Yes Echo Cancellation : Yes Expandable : Yes Full Duplex Speakerphone : Yes LCD Display : Yes Multiple Languages : Yes Mute : Yes Touchscreen : Yes Wired, Wireless, or IP : Wired Color : Gray Country of Origin : China (provided by manufacturer, not verified) Type of Packaging : Retail Box Warranty : 2 Year