Cisco UC520 (Unified Communications 500 Series VoIP Phones) Phone Model | Lines | Ethernet Ports | PoE | AC Included | CP-521G
| 2 | 1 | Yes | No | CP-524G
| 4 | 1 | Yes | No | CP-521SG
| 2 | 2 | Yes | No | CP-524SG
| 4 | 2 | Yes | No | Note: The UC500 Series Cisco Phones are designed to only work with the Cisco UC500 Series Phone Systems.
Product Description | Cisco Unified IP Phone 524G - VoIP phone | Product Type | VoIP phone | Main Features | Multiline support, Power over Ethernet (PoE) support | VoIP Protocols | SPCP | Voice Codecs | G.729a, G.729ab, G.711u, G.711a | Lines Supported | 4 lines | Speakerphone | Yes ( digital duplex ) | Caller ID | Yes | Voice Mail Capability | Yes | Display | LCD display - monochrome | Display Features | Backlit | Network Ports Qty | 1 x Ethernet 10Base-T/100Base-TX | Compatible Software | Cisco CallManager | Body Color | Silver, dark gray | Manufacturer Warranty | 1 year warranty |
General | Product Type | VoIP phone | Body Color | Silver, dark gray | Body Material | ABS plastic | Phone Features | Dialer Type | Keypad | Dialer Location | Base | Speakerphone | Yes ( digital duplex ) | Caller ID | Yes | Voice Mail Capability | Yes | Call Hold | Yes | Menu Operation | Yes | Function Buttons | Speakerphone button, headset button, mute button, hold button | Volume Control | Yes | Ringer Control | Yes | Indicators | Voice message waiting indicator | Firmware Upgradable | Yes | IP Telephony | Main Features | Multiline support, Power over Ethernet (PoE) support | VoIP Protocols | SPCP | Voice Codecs | G.729a, G.729ab, G.711u, G.711a | Lines Supported | 4 lines | Quality of Service | IEEE 802.1Q (VLAN), IEEE 802.1p | IP Address Assignment | DHCP, static | Network Protocols | TFTP, Cisco Discovery Protocol (CDP) | Network Ports Qty | 1 x Ethernet 10Base-T/100Base-TX | Compatible Software | Cisco CallManager | Voice Features | Comfort noise generation (CNG), voice activity detection (VAD) | Display | Type | LCD display - monochrome | Display Location | Base | Display Resolution | 128 x 64 pixels | Features | Backlit | Miscellaneous | Connections | 1 x headset jack / sub-mini-phone 2.5 mm | Hearing Aid Compatible | Yes | Placing/Mounting | Wall-mounted, table-top | Compliant Standards | CE, CISPR 22 Class B, CISPR 24, EN 60950, EN 61000-3-2, IEC 60950, EN 61000-3-3, EN55024, UL 60950, EN50082-1, EN55022 Class B, ICES-003 Class B, EN 61000-6-1, ADA, FCC CFR47 Part 68, FCC CFR47 Part 15 B | Dimensions & Weight (Base) | Width | 7.7 in | Depth | 7.1 in | Height | 6.3 in | Weight | 2.2 lbs |
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