VOIP Phones

AudioCodes 445HD. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Volume control: Buttons. Display: LCD, Display diagonal: 4.3", Display resolution: 480 x 272 pixels. Voice codecs: G.711Mu, G.711a, G.722, G.729A, G.729B

Cisco 8811, Refurbished. Product type: IP Phone, Product color: Charcoal, Handset type: Wired handset. Lines quantity: 5 lines. Volume control: Digital. Display diagonal: 5", Display resolution: 800 x 480 pixels. Ethernet LAN interface type: Gigabit Ethernet, Ethernet LAN data rates: 10,100,1000 Mbit/s, Supported network protocols: SIP, SDP, IPv4, IPv6, UDP, DHCP, GARP, DNS, TFTP, HTTPS, VLAN, RTP, RTCP, PPDP, LLDP

AudioCodes 445HD. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Volume control: Buttons. Display: LCD, Display diagonal: 4.3", Display resolution: 480 x 272 pixels. Voice codecs: G.711Mu, G.711a, G.722, G.729A, G.729B

AudioCodes 445HD. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Lines quantity: 8 lines. Volume control: Buttons. Display: LCD, Display diagonal: 4.3", Display resolution: 480 x 272 pixels

AudioCodes C435HD. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Operating system installed: Android, Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Volume control: Buttons. Display: LCD, Display diagonal: 4.3". Voice codecs: G.711, G.722, G.729, Silk

POLY OBi VVX 450 12-Line IP Phone and PoE-enabled. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Lines quantity: 12 lines. Display: LED, Display diagonal: 4.3", Display resolution: 480 x 272 pixels. Voice codecs: G.711, G.722, G.722.1, G.729ab, OPUS, iLBC. Ethernet LAN interface type: Gigabit Ethernet, Ethernet LAN data rates: 10,100,1000 Mbit/s, Security algorithms: 802.1x RADIUS, HTTPS, TLS

AudioCodes C435HD. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Operating system installed: Android, Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Volume control: Buttons. Display: LCD, Display diagonal: 4.3". Voice codecs: G.711, G.722, G.729, Silk

Cisco 7861, Refurbished. Product type: IP Phone, Product color: Charcoal, Handset type: Wired handset. Lines quantity: 16 lines. Volume control: Digital. Display diagonal: 3.5", Display resolution: 396 x 162 pixels, Display number of colors: Monochrome. Voice codecs: G.711a,G.711u,G.722,G.729A,iLBC

Cisco 7841, Refurbished. Product type: IP Phone, Product color: Black, Silver, Handset type: Wired handset. Lines quantity: 4 lines. Volume control: Digital. Display: LCD, Display diagonal: 3.5", Display resolution: 396 x 162 pixels. Voice codecs: G.711a,G.722,G.729A,G.729B,iLBC

Yealink W76P. Product type: IP mobile phone, Product color: Gray, Handset type: Wireless handset. Lines quantity: 20 lines, Phonebook capacity: 1000 entries, Frequency band: 1.9 GHz. Display: TFT, Display diagonal: 2.4", Display resolution: 240 x 320 pixels. Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.1af. AC adapter input voltage: 100 - 240 V

Yealink W73P. Product type: IP mobile phone, Product color: Gray, Handset type: Wireless handset. Phonebook capacity: 100 entries. Display: TFT, Display diagonal: 1.8", Display resolution: 128 x 160 pixels. AC adapter input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Input current: 0.2 A. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1010 mAh, Battery voltage: 3.7 V

Cisco 7821, Refurbished. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Lines quantity: 2 lines. Display diagonal: 3.5", Display resolution: 396 x 162 pixels, Backlight color: White. Voice codecs: G.711a,G.711u,G.722,G.729A,iLBC. Ethernet LAN interface type: Fast Ethernet, Supported network protocols: SIP, SRTP, TLS, Security algorithms: 128-bit AES,256-bit AES,802.1x RADIUS

Cisco 7821, Refurbished. Product type: IP Phone, Product color: Charcoal, Handset type: Wired handset. Lines quantity: 2 lines. Display diagonal: 3.5", Display resolution: 396 x 162 pixels, Backlight color: White. Voice codecs: G.711a,G.711u,G.722,G.729A,iLBC. Ethernet LAN interface type: Fast Ethernet, Ethernet LAN data rates: 10,100 Mbit/s, Supported network protocols: SIP, SRTP, TLS

Yealink SIP-T31P. Product type: IP Phone, Product color: Gray, Handset type: Wired handset. Phonebook capacity: 1000 entries. Display: LCD, Display diagonal: 2.3", Display resolution: 132 x 64 pixels. Voice codecs: G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS. Ethernet LAN interface type: Fast Ethernet, Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x