KAMEHA KA041-4K-RX 4K60Hz HDMI Extender Receiver 120M with IR over CAT6 | HDMI 2.0 Ultra HD

KAMEHA KA041-4K-RX 4K60Hz HDMI Extender Receiver 120M with IR over CAT6 | HDMI 2.0 Ultra HD

Category: HDMI Extender

Specifications
Weight(gram)
600
Dimension
20 cm (Length) x 8 cm (Width) x 15 cm (Height)
Details

🔹 Product Introduction

The 4K@60Hz HDMI Extender 120M with IR and RS-232 is a professional Ultra HD HDMI 2.0 transmission solution designed for long-distance, high-performance AV signal distribution. This HDMI extender kit consists of a Transmitter (TX) and Receiver (RX) and utilizes advanced ipcolor STREAM technology to deliver stable, high-definition, low-latency video transmission.

Supporting resolutions up to 3840×2160@60Hz (4K60Hz), this HDMI extender can extend signals up to 120 meters via Cat6 network cable, making it ideal for commercial AV systems, conference rooms, digital signage, educational environments, control rooms, and home theatre installations.

With support for one-to-one, one-to-many (via Gigabit switch), and switch cascading configurations, this solution provides scalable HDMI distribution for modern AV infrastructure.


🔹 Product Description

This 4K60Hz HDMI Extender over CAT6 supports full 18Gbps HDMI 2.0 bandwidth and is fully compatible with HDCP 2.2 / HDCP 1.4 content protection standards. Using ipcolor STREAM transmission technology, it ensures clear Ultra HD image quality with minimal latency (70–180ms), delivering smooth and stable video performance.

The transmitter supports HDMI loop out for local monitoring, while the system includes IR passback (20~60kHz) and RS-232 passthrough for seamless AV control system integration.

Designed for continuous operation, this HDMI extender supports 24/7 reliability, with built-in ESD protection, lightning protection, and surge protection, making it suitable for commercial and professional installations in Malaysia and beyond.


🔹 Key Features

✅ Supports 4K@60Hz Ultra HD (3840×2160) resolution
✅ 18Gbps bandwidth – HDMI 2.0 compliant
✅ HDCP 2.2 / HDCP 1.4 compatible
✅ Extends HDMI signal up to 120 meters via Cat6 cable
✅ ipcolor STREAM technology for low-latency transmission
✅ Supports one-to-one and one-to-many connections
✅ Supports cascading through Gigabit switch
✅ HDMI loop out for local display monitoring
✅ IR passback (20~60kHz) for remote control
✅ RS-232 passthrough for AV control integration
✅ Firmware upgrade via Micro USB
✅ Lightning protection, surge protection & ESD protection
✅ Designed for 24/7 continuous operation
✅ Durable iron housing for professional installations


🔹 Technical Specifications

📺 Video

  • HDMI 2.0

  • HDCP 2.2 / HDCP 1.4

  • Maximum transfer rate: 18Gbps

  • Resolutions supported:

    • 3840×2160@24/30/50/60Hz

    • 1080p@50/60Hz

    • 720p@50/60Hz

    • 1920×1200@60Hz

    • 2560×1440@60Hz

    • 2560×1600@60Hz


🔌 Transmission

  • Cat6 / 6A / 7 ≤ 120m

  • Compatible with Cat5 / 5e / 6

  • HDMI cable length ≤ 5m

  • Transmission latency: 70–180ms

  • Supports:

    • One-to-one connection

    • One-to-many via Gigabit switch

    • Switch cascading


🎮 Control

  • IR interface: 3.5mm (IR out / IR in)

  • IR receiving range ≤ 5m

  • IR frequency: 20kHz~60kHz

  • RS-232 (GND/RXD/TXD)
    Supported baud rates:
    2400 / 4800 / 9600 / 19200 / 38400 / 57600 / 115200
    Default: 115200


âš¡ Power

  • DC 5V / 1A

  • TX power consumption ≤ 4.5W

  • RX power consumption ≤ 2.5W


🌡 Operating Environment

  • Working temperature: –20℃~60℃

  • Storage temperature: –30℃~70℃

  • Humidity: 0~90% RH (no condensation)


🛡 Protection

  • ESD Protection (IEC61000-4-2)

    • Contact discharge ±4KV

    • Air discharge ±8KV

  • Lightning protection

  • Surge protection


📦 Physical Specifications

  • Housing: Iron

  • Color: Black

  • TX weight: 254g

  • RX weight: 242g

  • Dimensions: 106 × 103 × 20.6mm


🔹 Application Solutions

🎯 1. Conference Room HDMI Extension

Extend 4K HDMI signals from meeting tables to projectors or displays up to 120 meters using structured CAT6 cabling.

🎯 2. Digital Signage Distribution

Distribute a single HDMI source to multiple displays via Gigabit switch for scalable commercial display systems.

🎯 3. Educational Presentation Systems

Provide stable Ultra HD signal transmission from lecturer PCs to classroom screens.

🎯 4. Home Theatre Long-Distance HDMI

Extend 4K60Hz signals from AV rack to remote TV without signal loss.

🎯 5. AV Control System Integration

Integrate with control systems via RS-232 passthrough for smart automation environments.


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