EX-56O1
High-Performance HDMI over Fiber Extender
The EX-56O1 is an advanced AV transmission solution designed for modern multimedia applications. Powered by the advanced SOC, it offers seamless video and audio performance, setting a new standard for connectivity and functionality. With HDMI 2.1 support, it can transmit and receive video at 4K144 4:4:4 and 8K60 4:4:4, making it ideal for high-end gaming and professional AV setups. Additionally, its 0-frame latency ensures real-time video performance with zero delay, delivering a smooth and immersive experience over HDMI 2.1.
Product Features
Functions | EX-56O1-3T |
---|---|
Embedded DDR | 256M Byte |
HDMI In (HDMI 2.1) | ✓ |
HDMI Out (HDMI 2.1) | ✓ |
USB-C (Alt-Mode DP 1.4) | ✓ |
CEC | ✓ |
DDC / EDID | ✓ |
GbE | ✓ |
eARC / ARC | ✓ |
USB 3.0 HOST / DEVICE | ✓ |
USB 2.0 HOST / DEVICE | ✓ |
GPIO / Bi-Dir IR / UART / eARC / ARC / CEC over IP | ✓ |
Audio I/O ( ADC / DAC / I2S / SPDIF ) | ✓ |
Encryption | ✓ |
PD controller | *2 |
VRR/ALLM | ✓ |
Feature | EX-56O1-3T | EX-56SZ-U(SD15x3) | Compare & Comments |
---|---|---|---|
HDMI In & Out | HDMI 2.1 | HDMI 1.4 | Supports HDMI 2.1 with the highest bandwidth up to 48Gbps. |
Resolution | 4K144 4:4:4 | 4K30 4:4:4 | Ready for the highest standard for Gaming. |
Latency | 0 (HDMI 2.1) | 0 (HDMI 1.4) | Pure transformation costs no delay. |
USB-C (Alt-Mode DP 1.4) | ✓ | × | Supports USB-C Alt mode, providing more flexibility and expanded use cases. |
1G Ethernet | ✓ | × | Supports remote 1G Ethernet Access. |
USB 1.1 / USB 2.0 / USB 3.0 | ✓ | × (only USB1.1) | Makes data sharing, Keyboard/mouse control available over long range fiber. |
GPIO / Bi-Dir IR / UART / eARC / ARC / CEC | ✓ | × | Makes HDMI 2.1 signal transparent and supports commodity IO |
Audio I/O (ADC / DAC / I2S / SPDIF) | ✓ | × | Supports extra audio interfaces over fiber. |
Same SoC for TX/RX design | ✓ | × | Makes hardware design easy and same to inventory control. |
Comparison
EX-56O1-1T | EX-56O1-2T1R | EX-56O1-3T1R | EX-56O1-5T1R | EX-56SZ-U(Sifotonics) | |
---|---|---|---|---|---|
HDMI | 2.0 | 2.0 | 2.1 | 2.1 | 2.0 |
Vidoe Quality (PSNR) | 4K30 : ∞ 4K30 ~ 4K60: 3x dB | 4K30 : ∞ 4K30 ~ 4K60: 3x dB | 4K60 : ∞ 4K60 ~ 4K144: 3x dB | 4K144 : ∞ 4K144 ~ 8K60: 3x dB | 4K30 : ∞ 4K30 ~ 4K60: 20x dB |
Fiber | SMF, 2-10KM | SMF, 2-10KM | SMF, 2-10KM | SMF, 2-10KM | OMF/SMF |
USB | X | USB 1.1 / USB 2.0 / USB 3.0 | USB 1.1 / USB 2.0 / USB 3.0 | USB 1.1 / USB 2.0 / USB 3.0 | USB1.1 |
DDC/EDID pass thru | X | ✓ | ✓ | ✓ | X |
CEC pass thru | X | ✓ | ✓ | ✓ | X |
eARC/ARC | X | ✓ | ✓ | ✓ | X |
Bi-Dir IR/RS232 | X | ✓ | ✓ | ✓ | ✓ |
Line Audio | X | ✓ | ✓ | ✓ | X |
Audio MIC/HP/SPDIF | X | ✓ | ✓ | ✓ | X |
Ethernet | X | ✓, 1Gb | ✓, 1Gb | ✓, 1Gb | X |
**A 1T1R fiber connection is required for USB communication.
Why Choose O1Stream?
HDMI 2.1 provides sustained reliability and compatibility for emergent AV standards.
Seamless integration with 1G Ethernet switches eliminates costly upgrades.
Unified AV and data transmission improves efficiency.
Supports USB 2.0/3.0 for compatibility with modern peripherals.
Adaptive advanced proprietary video codec compression optimizes network performance.
Application Scenarios

User-defined content broadcasting
The school IT administrator can upload various audio and video content to the Media Server for broadcasting throughout the campus. This feature is perfect for playing customized school bell tones, pre-recorded news programs, promotional videos, and more.

Message broadcasting
In addition to audio and video content, the O1stream solution enables users to send daily messages, important alerts, and announcements in text format to all display devices connected to the O1stream devices.

Message broadcasting
In addition to audio and video content, the O1stream solution enables users to send daily messages, important alerts, and announcements in text format to all display devices connected to the O1stream devices.
Smart Classroom Solution
A smart classroom is a technology-enhanced space with interactive displays, computers, a centralized control system, device management software, networking, and audio/visual capabilities. It upgrades traditional classrooms, making teaching and learning more engaging and visual. All classroom devices can be managed via a cloud-based platform accessible from anywhere with an internet connection.
