Fanvil H2U-BK Hotel Phone - 2 SIP lines - 10 SIP Dial Keys - 1 Programmable Key - POE (Black) Tiny and stylish, Fanvil H2U compact IP phone possesses brand new features including 2 SIP lines, 10 speed dial keys, 1 programmable DSS key and a HD speaker on handset. Supporting desktop and wall-mounted mode, PoE and power supply charging mode, Fanvil H2U is more than a hotel phone and also can be applied in multiple scenarios, such as school, hospital, supermarket and residence. With Wideband Codec G.722 and Opus, Fanvil H2U offers more stable and clearer audio even in a noisy environment. Fanvil H2U IP phones can share one number from the server. When a call comes in, each extension phone will ring together to make sure you won't miss a call.