VoIP Gateways & PBX

Grandstream HT802V2 2 FXS, 1 FastEthernet is a compact 2-port analog telephone adapter (ATA) that allows users to create a high-quality and manageable

Grandstream Audio Series UCM6302A IP PBX Supporting 2x FXO, 2x FXS Ports, 500 Users, Supports Full-Band Opus Voice Vodec

Grandstream HA100 - UCM6510 High Availability Controller

Grandstream GXW4248V2 48 FXS, 1 GigE, GDMS Compatible

Grandstream UCM6302 IP PBX Supporting 2x FXO, 2x FXS Ports, 1000 Users, H.264/H.263/ H.263+/H.265/VP8 Video Codec

Grandstream GXW4216V2 16 Port FXS Analogue VoIP Gateway

Grandstream GXW4232V2VoIP gateway w/ 32 telephone FXS ports

Grandstream UCM6301, IP PBX, 1 x FXO Port, 1 x FXS Port, Supports Up To 500 Extensions, 75 Concurrent Calls, 1 x USB, NAT Router

Grandstream HT813 FXO ATA, 1 Port NAT Router

Grandstream Audio Series UCM6300A IP PBX supports250 users and includes a built-in instant messaging. NO VIDEO CONFERENCING

Grandstream UCM6308A IP PBX supporting 8 FXO, 8 FXS, 1500 Users *NO VIDEO Conferencing*

Grandstream UCM6304 IP PBX Supporting 4x FXO, 4x FXS Ports, 1000 Users, Supports Full-Band Opus Voice Codec, H.264/H.263/ H.263+/H.265/VP8 Video Code

Grandstream GXW4224V2 24 FXS, 1 GigE, GDMS Compatible, Supports simultaneous 3-way voice conferencing per port, TLS and SRTP security with AES

Grandstream Audio Series UCM6304A IP PBX Supporting 4x FXO, 4x FXS Ports, 1000 Users, Supports Full-Band Opus Voice Codec

Grandstream GCC6011, 2 x 2.5 Gigabit SFP port and 10 x Gigabit Ethernet ports, Built-in IP PBX provides voice and video communications

*LS* Grandstream HT818 FXS ATA, 8 Port Voip Gateway, Dual GbE Network, Supports 2 SIP profiles and 8 FXS ports, Supports T.38 Fax for reliable Fax-ove