Grandstream BT201

Grandstream BT201 is a budget IP phone for office telephony and connection to operators (using the SIP protocol). Contain one RJ-45 10/100Base-T port, 25-button panel, 12-digit subscriber number.

Knowledge of virobnitstva.

Grandstream BT201 - IP phone for office telephony and connection to operators (using the SIP protocol).
IP phones produced by Grandstream Networks have long been known on the Ukrainian telecommunications market as reliable, easy to set up and operate, stable in work and low-cost IP phones for end users koristuvachiv. Fully oriented towards supporting standards, these phones are guaranteed to work without the use of systems, softswitches and servers of various providers that support the SIP protocol. Our solutions have been tested and are successfully used by most VoIP operators around the world.
The flagship model of the Grandstream line of IP phones is the GXP-2000 model, which is transferred to support that has already become mandatory for the office technology of Power over Ethernet, with the support of two standards connection to the phone via the office computer network (supports both the 802.3af standard and a special version of Cisco Systems Power over LAN), as well as the ability to connect an additional extended keyboard. The popularity of Grandstream IP phones is also explained by their streaming-friendly design, which fits well into any office interface.
Grandstream VoIP phones are represented by the current model range: Grandstream BudgeTone 200 - BT200, Grandstream BudgeTone 201 - BT201, GXP-280, GXP-1200, GXP-2000, GXP-2010, GXP-2020 and GXV-3000 - video IP phone.

Grandstream Budgetone 201 - BT201 has one RJ-45 10/100Base-T port, a 25-button panel, a 12-digit subscriber number digit. Creations based on innovative technologies from the Grandstream company, an IP phone that allows you to capture the richness of sound, designs based on the latest industry standards for voice over IP measurements, and a variety of add-ons functions, simpler for Vikoristan. The phone has a small crystal display with functions for displaying the date and hour, the cutting mill indication, the settings menu and other information. Support for standard functions such as Caller ID Display or Block, Hold, Transfer, Forward, Call Waiting, Flash, DTMF (RFC2833), Dial Plans, off-hook auto dial, with re-configuration of assistance dialing, early dial, click- to-dial, 3-sided conference, full two-way ringing, acoustic suppression, redial, ringing protocol, voice mail with an indicator that the ringing signal is detected.

The phone supports Voice Activity Detection (VAD) technology, Automatic Gain Control (AGC) with the ability to program Comfortable Noise Level (CNG) at the system level and a system for monitoring and correcting noise when transmitting voice over low-speed channels are connected. Implemented protocols SIP 2.0, TCP / UDP / IP, RTP / RTCP, HTTP, ARP / RARP, ICMP, DNS, DHCP, NTP, TFTP. It is possible to interact with various SIP devices of the end user, regardless of any type of transmitter. Supports an expanded set of codecs, including G.723.1 (5.3K/6.3K), G.729A / B, G.711 (A-type and U-type), G.726 G.728, and wide-angle G.722. automatic codec selection. Possibility of easy manual reconfiguration (using an additional telephone keypad and / or web interface) or individual automatic modification of the configuration file, software upgrade of firmware allows the possibility adding new functionality to the world out of necessity.

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