Telecommunication systems

Grandstream, UCM6300A, IP PBX Phone, The Grandstream UCM6300A Audio IP PBX enables businesses to build reliable and scalable communication and collaboration solutions.

7" color TFT LCD display with resolution of 1024 x 600 pixels, indoor station controlled with UI v2.0 interface, built-in speakers and microphone, monitoring video from door/gate station and other IP cameras, clear sound thanks to echo and noise cancellation,...

video intercom communication , Supports three indoor stations simultaneously in the intercom system , Supports monitoring the door station and the external analog camera , Supports captured image playback

Hikvision, KIS204, Video Door, Phone, Villa Analog Kit Analog Kit with picture storage function for villa or house, only one call button , Kit including DS-KB2411-IM and DS-KH2220 -S, 5-meter 4-wire cable, and other accessories European power supply adaptor included.

2 Megapixels WiFi Door Bell that connects to your WiFi Router. It will communicate to Hikvision SmartPhone App providing Video and two way Audio with the door station. Download Hik-connect app from Apple App Store or Hik Android Store . Please note – this item does not come with a 12v power...

16-port extension card for SLTs with Caller ID(FSK), Message Waiting Lamp control.

16-port digital extension card for DPTs, DSSconsoles, and PT-interface CSs.

8-port extension card for SLTs with Caller ID(FSK), Message Waiting Lamp control.

8-port digital extension card for DPTs, DSSconsoles, and PT-interface CSs.

4-port digital hybrid extension card for DPTs,APTs, SLTs, DSS consoles, and PT-interface CSs

A stacking card to be installed in a KX-NS500.Up to 3 Expansion Unit KX-NS520 can be connected.

A combination card including:• 1 ISDN Primary Rate Interface port (30B channels).EURO-ISDN/ETSI compliant.• 1 E1 port (30B channels). ITU-T standard compliant.

2-port doorphone card for 2 doorphone, 2 door opener, and 2 external sensor.

Panasonic Kx-ns5136x 16GB SD Memory Card. UM 400 Hour SD Card storage.

Panasonic Kx-ns5135x 8gb Sd Memory Card. UM 200 Hour SD Card storage.

The Panasonic 2GB SD Memory Card increases the Voicemail on the Panasonic NS700 to 40 hours.