i51W SIP Indoor Station-Bek Industrial Communications

i51W SIP Indoor Station

bekiot-i51W

The i51W is a 4.3-inch color-screen SIP indoor unit with 8 alarm inputs and an industrial power socket. Featuring 5 function keys, it works with residential door phones for intercom and one-click remote unlocking. Ideal for communities, offices, hospitals, etc., it ensures security and convenient visit services, creating a safe living environment.......

Datasheet instructions

Product Introduction

The i51W is a 4.3-inch color-screen SIP indoor unit with 8 alarm inputs and an industrial power socket interface for connecting alarms and other security devices. Equipped with 5 function keys, it suits various indoor scenarios. Working with door phones at residential entrances, it enables intercom communication and remote door unlocking for one-click visitor access. Mainly applied in residential communities, villas, office buildings, hospitals, nursing homes, etc., it facilitates call answering and initiation, providing reliable security and convenient visit calling services to create a safe and comfortable living environment.

Elegant Design with4.3-inch Color Screen

i5lW delivers a user-friendly experience with anelegant design and a clear 4.3-inch color screen.

HD Audio and Video communication

Users can communicate with visitors with superb audioand clear video images via i5lW.

5 Easy-to-access Physical Buttons

Users can easily achieve different functions

with one press on i5lW.

Built-in 2.4G Wi-Fi

i5lw supports built-in 2.4G Wi-Fi, and it allows users tochoose wireless connection mode for different requirements.

Rich Interfaces

Fanyil i5lW is flexible and powerful with rich interfaces to connect more security devices.

Highlight Features

4.3-inch color screen

5 physical function keys

Built-in 1.5W speaker and AECSupport visual intercom and remote access control-Visually monitoring surroundings

Built-in 2.4G Wi-Fi

8 alarm input interfaces

1 pair of RS-485 interfaces

Compatible with major platforms: 3CX, Avaya, Asterisk,BroadSoft, Metaswitch, Elastix and etc.

Product parameters

4 SIP lines
Power supply: POE or AC adapter
4.3-inch 480×272 color display
Wideband ADC/DAC with 16kHz sampling
Narrowband codecs: G.711A/U, G.723.1, G.726-32K, G.729AB, iLBC
Wideband codecs: G.722, Opus
Full-duplex hands-free with AEC (Acoustic Echo Cancellation)
VAD/CNG/BNE/NR/AGC audio processing
Packet Loss Concealment
Adaptive jitter buffer
DTMF support: In-band, Out-of-band (RFC2833/SIP INFO)
VQM (Voice Quality Monitoring)
Hardware video decoding: H.264/H.265 (optional)
Video resolutions: QVGA/CIF/VGA/4CIF/720P/1080P
5 function keys: Call Center, Monitor, Unlock, Return/Hangup, Answer
Accessories:
10-pin cable x1
4-pin cable x1
2-pin cable x1
Wall mount bracket x1
Screw kit x1
Interfaces:
RJ45 x1
RS485 x1
Alarm inputs x8
Power specs:
DC input: 12V/1A
Power consumption:
POE: 1.82~5.93W
Adapter: 1.54~4.78W
Operating conditions:
Temperature: 0~45°C
Humidity: 10~90%
Color: White
Installation: Wall-mounted or desktop (stand sold separately)

Featured Features

4.3-inch color screen
5 function keys
Built-in 1.5W speaker with AEC algorithm for high-quality two-way hands-free calls
Supports video intercom and remote door unlocking
Can monitor visual door phones and authorized camera feeds
Built-in 2.4G Wi-Fi
8 alarm input interfaces; 1 RS-485 interface
Two installation methods: wall-mounted or desktop (additional stand optional)
Compatible with mainstream SIP-based IPPBX/softswitch/IMS platforms

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