Cisco SPA504G IP 4-Line SIP Phone (SPA504G) - Refurbished

Features: Pixel based 128 x 64 monochrome LCD display 4 voice lines and 4 independent SIP registrations 4 soft key buttons and 4-way navigation cluster Supports wideband audio Fixed features include mute, hold, headset, settings, and volume control Voicemail retrieval button and message waiting light Built-in high quality microphone, full-duplex speakerphone, integrated 2.5 mm headset jack 2 Ethernet LAN ports with integrated switch (100BASE-T) Can add up to two Cisco SPA500S Expansion Modules for 64 additional buttons Powered by 802.3af Power over Ethernet or optional POE Injector (sold separately--select option) Compatibility: IP compatible for use with open source IP PBX platforms and hosted telephony solutions SPCP compatible for use with Cisco Unified Communications 300 (UC300) and 500 (UC500) Series for Small Business