General
Manufacturer	Yealink
Model	Yealink CT300
Manufacturer Part No	CT300
Compatible Country	Middle East, Africa, Iran, Dubai
Country of Origin	China

Yealink CT300 Advanced Room Device Navigator - 1303169

Brand Store: Yealink
Model: Yealink CT300
Availability: Out Of Stock
Part No: CT300
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Key features

Comprehensive Hardware Interfaces for Seamless Device Control
Efficient Management with Dual Network Ports
Effortless Third-Party Integration via Open API

Category	Specification
RS232 Serial Interfaces	6 total RS232 ports (2 bidirectional) Baud Rate: 300 to 115,200 baud Pin Assignment: • Pin 1 = Tx • Pin 2 = Rx • Pin 3 = Gnd
RS422 / RS485 Interfaces	2 bidirectional ports Baud Rate: 300 to 115,200 baud RS422 Pinout • Pin 1 = Tx+ • Pin 2 = Rx+ • Pin 3 = Gnd • Pin 4 = Tx- • Pin 5 = Rx- RS485 Pinout • Pin 1 & 2 = Data+ • Pin 3 = Gnd • Pin 4 & 5 = Data-
GPIO (General Purpose I/O)	4 configurable analog input or digital I/O channels Digital Inputs • Voltage Range: 0–24 VDC • Input Impedance: 29 k • Pull-up Resistor: 1 kΩ to +5 VDC • Logic High Threshold: Programmable 0–24 VDC (Default 2.8V) • Logic Low Threshold: Programmable 0–24 VDC (Default 2V) Analog Inputs • 12-bit A/D conversion • Input Range: 0–24 VDC Digital Outputs • Output: 3.3V at 3.3mA GPIO Pinout • Pins 1–4 = GPIO I/O • Pin 5 = Gnd • Pin 6 = 12 VDC
Relay Outputs	4 Normally Open (NO) dry contact relays Contact Rating: 30 VDC, 2A maximum Pinout: • Pin 1 = Common • Pin 2 = Normally Open
Infrared (IR) Control	2 IR output ports Carrier Frequency: 34 kHz – 42 kHz Pinout: • Pin 1 = Tx • Pin 2 = Gnd Built-in IR learning receiver Learning Frequency: < 38 kHz Learning Distance: Up to 4 meters
Networking	1 x Gigabit LAN PoE port 1 x Standard RJ45 LAN port 1 x Dedicated MGMT (Management) port
Power	Power Options: PoE or 12V / 2A DC adapter Standby Consumption: 1.7W Average Consumption: 2.5W Peak Consumption: 3.3W