Grandstream GXW 4104

Grandstream GXW 4104 is a VoIP gateway with 4 FXO ports, which offers small organizations, home users, remote offices and companies with distributed territorial system a high-performance solution with an excellent price/quality ratio for more efficient management of communication costs, while increasing the functionality of existing telephone systems of the organization. Grandstream GXW 4104 is a solution that can be easily integrated into the existing telephone system.

GXW 4104 was designed with an emphasis on compatibility with popular IP-PBX, Soft-switches and a lot of other different SIP-oriented devices. Grandstream GXW 4104 is developed using open standards. Grandstream GXW 4104 gateway have ultra-compact design, superb voice quality, rich functionality, highly security features and unbeatable price/performance ratio.
Technical characteristics:
4 analog FXO ports Support for H.264 codec ( up to 30 frames per second with CIF resolution) 2 RJ45 ports (can act as a bridge or a router) TFTP and HTTP SIP protocol (RFC3261) T.38 support Management and configuration through the Web RTP/RTCP/PPPoE support QoS: Diffserv, TOS, 802.1p/q Registration of up to 3 SIP servers Audio codec: G.711, G.723, G.729A/B, GSM, G.726 Security: SRTP/TLS/SIPS/HTTPS/Telnet pending Compatible with FCC, CE 12W power supply

Providers in database: 6433

Push to Talk (PTT)

This is a way of communicating on the half-duplex communication line, includes receiving and transmitting devices (walkie-talkie) by the way of pressing the button for switching to the voice mode or transition to the listening mode. It works as a radio speaker; one can talk by pressing the button and can listen to a voice message by releasing the button.

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