Details

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KAMEHA KA261 4K@60Hz AV Over IP Transceiver with KVM & RS-232

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🔹 Product Introduction

The KAMEHA KA261 AV Over IP Transceiver is a powerful all-in-one 4K@60Hz H.264/H.265 distributed AV solution designed for professional visualization and control environments. Supporting both fiber and copper transmission with automatic switching (copper priority), this system delivers ultra-high-quality video with ultra-low latency over a standard 1G network switch up to 100 meters (328ft).

With its flexible encoder/decoder selectable design, seamless switching, video wall processing, multiview capability, and KVM seat management, the KA261 provides a scalable and intelligent AV distribution platform ideal for command centers, control rooms, security monitoring, and corporate AV systems.

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🔹 Product Description

The KA261 is built on a Linux-based architecture, offering stable performance and flexible control methods. One single unit can be configured as either an Encoder or Decoder, simplifying installation and inventory management.

Encoder Mode:

• 1× HDMI 2.0 input

• 1× HDMI loop out

• Analog audio embedding & de-embedding

• Supports H.264 preview stream

Decoder Mode:

• 1× HDMI 2.0 output

• Analog audio de-embedding

• Custom output resolution supported

The system supports distributed AV over a standard 1G Ethernet network, enabling:

• Seamless switching

• Matrix distribution

• Multicast mode

• Video wall splicing

• Window roaming and overlay

• KVM collaborative management

• POE powered operation

It creates a comprehensive visualization platform integrating signal routing, window control, centralized management, and full network distribution.

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🔹 Key Features / Bullet Points

Video & Performance

✔ HDMI 2.0b / HDCP 2.2 compliant
✔ 4K@60Hz (4:4:4) resolution
✔ 18Gbps video bandwidth
✔ H.264 / H.265 compression
✔ Ultra-low latency transmission
✔ Transmission distance up to 100m over 1G network

System & Distribution

✔ Encoder & Decoder integrated in one unit
✔ Supports fiber (SFP) & copper (RJ45) with auto switching
✔ Video wall & matrix over 1G network switch
✔ Multiview & seamless switching
✔ Window roaming (up to 16 signals per decoder)
✔ Scrolling subtitles & character overlay
✔ High-definition background image support
✔ Point-to-point extension & multicast distribution

KVM & Control

✔ KVM seat management (1-to-1 & 1-to-many)
✔ One user can control multiple PCs
✔ RS-232 central control integration
✔ APP control via mobile devices
✔ User rights management
✔ Control via KVM, APP & Control Server

Power & Integration

✔ Standard POE (802.3af Class 3, PD mode)
✔ Encoder supports HDMI local loop out
✔ Audio embedding & de-embedding
✔ Universal H.264/H.265 protocol for IPC integration

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🔹 Technical Specifications

Video & Audio

• HDMI Compliance: HDMI 2.0b

• HDCP: HDCP 2.2

• Compression: H.264 / H.265

• Bandwidth: 18Gbps

• Resolution: Up to 4K@60Hz 4:4:4

• Color Space: RGB / YCbCr 4:4:4 / 4:2:2 / 4:2:0

• Color Depth: 8 / 10 / 12-bit

• Audio: LPCM 2.0CH 48kHz

• Analog Audio: Stereo balanced

Network & Control

• 1× LAN (RJ45, 1000M Base-T, POE supported)

• 1× RS-232

• 1× SFP Fiber Slot

• 1× USB Host

• 2× USB Device

I/O Ports

• 1× HDMI IN

• 1× HDMI OUT

• 1× Audio IN (Phoenix)

• 2× Audio OUT (Phoenix)

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Mechanical

• Housing: Metal enclosure

• Color: Black

• Dimensions: 204 × 131.5 × 30 mm

• Weight: 760g

• Power: DC 12V / 2.5A (AC 100–240V adapter included)

• Power Consumption:

  • Encoder: 10.22W

  • Decoder: 7.04W

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🔹 Applications & Solutions

✅ Command & Control Centers

Real-time multi-screen monitoring with KVM seat collaboration.

✅ Security Monitoring Systems

Integrates IPC cameras via H.264/H.265 protocol.

✅ Corporate Conference & Training Rooms

Flexible matrix switching with seamless display management.

✅ Digital Signage & Video Wall

Supports multi-screen splicing and window roaming.

✅ Broadcasting & Media Control

Low latency, high-performance distributed AV platform.