VoIP

• Brand: Avaya
• Type: Wired VoIP
• Protocols: OPUS Codec, G.711a/u, G.722, G.726A, G.729, G.729A, G.729AB
• Speed: 10/100
• Model #: 700512392-J

• Type: Telephone
• Model #: X5U-4PK

• Parts: 1-Year Manufacturer Warranty
• Labor: 1-Year Manufacturer Warranty
• Model #:

• Brand: Grandstream
• Type: Accessories
• Weight: 3.45
• Features: Supports 4 lines, 4 SIP accounts and 5-way voice conferencing HD audio on speakerphone and handset, 5 programmable context-sensitive soft keys Compatible with GXP2200 LCD extension module (GXP2200 EXT) 4.3 inch (480 x 272) color-screen LCD Dual Gigabit ports, integrated PoE Integrated Bluetooth for use with Bluetooth headsets and Bluetooth-enabled mobile devices (transferring contact books and calls), USB, EHS for Plantronics headsets
• Model #: GXP2140

• Brand: Grandstream
• Type: Gateway
• Features: • It provides 32 FXS ports, a Gigabit network port, and supports 60 concurrent calls. • It supports a wide range of voice codecs, security encryption, T.38 fax, and automated provisioning. • It supports 16KHz wide-band voice sampling rate and wide-band codecs such as Opus and G.722. • It supports simultaneous 3-way voice conferencing per port. • It supports a variety of caller ID formats and telephony features, such as call transfer, call forward, call waiting, do not disturb, etc. • It supports 4 distinct SIP server profiles per system and independent SIP account per port. • It has advanced security protection with SRTP/TLS/HTTPS and dual firmware images.
• Model #: GXW4232 V2

• Brand: AudioCodes
• Type: Accessories
• Features: Interfaces: - Dual T1/E1 span module installed - 5 additional modular bays for voice modules - one active / standby pair of 10/100/1000 Ethernet interfaces Media Processing: - Voice Coders: G.711, G.726, G.727, G.723.1, G.729, GSM FR, MS GSM, iLBC, EG.711, EVRC, QCELP, AMR, GSM EFR, G.722, Independent dynamic vocoder selection per channel. - Echo Cancellation: G.165 and G.168-2002, with 32, 64 or 128 tail length. - Quality Enhancement: Dynamic programmable jitter buffer, VAD, CNG, 802.1p/Q VLAN tagging, DiffServ, voice quality monitoring, G.729B, RTCPXR. - DTMF / MF Transport: Packet side or PSTN side detection and generation, RFC 2833 compliant DTMF relay. Call Progress tones detection and generation. - IP Transport: VoIP (RTP / RTCP) per IETF RFC 3550 and 3551. - Fax and Modem Transport: T.38 compliant ...
• Model #: M1KB-D2

• Type: Wireless VoIP
• Model #: X4U-5PK

• Brand: AVAYA
• Type: Telephone
• Ports: Headset Port, PoE Port
• Display: Display Color: Monochrome
• Model #: 700480585

• Type: Telephone
• Model #: BE10573A0B7A9

• Type: Telephone
• Model #: BE50006769

• Model #: 2200-2D-48820-2D-025RS-CR

• Type: Telephone
• Model #: BE1TELD080LF

• Type: Gateway
• Model #: BE5Z49QEU5

• Part Number: VVX 250
• Model #: 610807887454

OUT OF STOCK

• Brand: Cisco
• Type: Accessories
• Specifications: Main Features: Multiple VoIP protocol support, integrated Ethernet switch VoIP: Yes VoIP Protocols: SIP, RTCP, RTP, SRTP, SDP Voice Codecs: G.722, G.729a, G.711u, G.711a, iLBC, iSAC Lines Supported: 5 lines Quality of Service: IEEE 802.1Q (VLAN), IEEE 802.1p IP Address Assignment: DHCP, static Security: IEEE 802.1X, TLS Power Over Ethernet (PoE) Support: Yes Network Protocols: IP, TFTP, UDP, Cisco Discovery Protocol (CDP), HTTP, DNS, HTTPS, SRTP, Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED), RTCP, RTP Network Ports Qty: 2 x Ethernet 10Base-T / 100Base-TX / 1000Base-T Compatible Software: Cisco Unified Communications Manager 8.5.1 or later, Cisco Hosted Collaboration Solution, Cisco Unified Communications Manager Express 10.0 or later Network Features: Class 3 PoE Connec...
• Model #: CP-8851NR-K9=