• Commercial
    Providing technology solutions for businesses of all shapes and sizes
  • Construction
    Bringing decades of experience to your construction project
  • Education
    Designing, installing and servicing technology for learning environments
  • Government
    Delivering technology solutions to all branches of government
  • Healthcare
    Meeting the demands of modern healthcare through technology solutions
  • Industrial
    Empowering facilities with technology for today and tomorrow
  • Religious
    Equipping faith-based organizations with the latest technology
  • Work Smarter
    Tech Electronics gives organizations the tools to work more efficiently
  • Feel Safer
    Protecting people and property through life safety and communication solutions
  • Collaborate More Effectively
    Increasing productivity through technology-based collaboration tools

Pro AV Catalog

Research Our AV Products

Pro AV Catalog

Research Our AV Products

Pro AV Catalog
15 Volvo Drive
Rockleigh, NJ 07647
United States

Crestron Electronics, Inc.

Crestron offers the only complete end-to-end solution with a complete line of hardware and software. Crestron not only connects and controls devices; we integrate and automate all the building systems to provide a connected experience. We deliver integrated solutions for audio, video, IP, lighting and climate control making wiring and installations easier and promoting system integrity.

Model: HD-MD421

A high-performance 4K60 4:2:0 multiformat AV switcher. Features four HDMI® inputs, two DM Lite® inputs, and one mirrored HDMI and DM Lite® output with 4K scaler.
Featured Product
Toolbox (Self-paced Online Training)
Crestron Electronics, Inc.
.AV Framework "How To" Videos (Self-paced Online Training)
Crestron Electronics, Inc.
CRES54: Smart Lighting Control for Emergency Power (Schedule Session)
Crestron Electronics, Inc.
CRES53: Introduction to DALI and DALI-2 (Schedule Session)
Crestron Electronics, Inc.
CRES52: Lighting Control Compliance for IECC 2018 & NYCECC 2020 (Schedule Session)
Crestron Electronics, Inc.
CRES51: Lighting Control Compliance for IECC 2018 (Schedule Session)
Crestron Electronics, Inc.
CRES50: Circadian Rhythm and Lighting Control (Schedule Session)
Crestron Electronics, Inc.
CRES49: Pragmatic Methods of Tuning White Light (Schedule Session)
Crestron Electronics, Inc.
CRES45: Day Lighting Design with Shading Solutions (Schedule Session)
Crestron Electronics, Inc.
CRES44: Energy Codes & Integrated Building Technology (Schedule Session)
Crestron Electronics, Inc.
CRES43: Daylight Harvesting & Controls (Schedule Session)
Crestron Electronics, Inc.
CRES42: Integrated Building Technology (Schedule Session)
Crestron Electronics, Inc.
CRES41: Energy Codes-Comparative Analysis (Schedule Session)
Crestron Electronics, Inc.
CRES40: Meeting Energy Codes with Wireless Solutions (Schedule Session)
Crestron Electronics, Inc.
CRES38: Planning for Whole Building Lighting Controls and Integration (Schedule Session)
Crestron Electronics, Inc.
CRES48: Residential Lighting Controls (Schedule Session)
Crestron Electronics, Inc.
CRES60: AV Technology Impacting Architectural Designs (Schedule Session)
Crestron Electronics, Inc.
CRES46: Residential Design with Motorized Shade Solutions (Schedule Session)
Crestron Electronics, Inc.
Crestron AirBoard™ – Whiteboard Capture System - Self Paced Online Training
Crestron Electronics, Inc.
Getting Started with Dante - Self Paced Online Tutorial
Crestron Electronics, Inc.
Commercial Design and Applications - Self Paced Online Tutorial
Crestron Electronics, Inc.
Avia™ Quick Start Course - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Certified Audio Technician - Self Paced Online Tutorial
Crestron Electronics, Inc.
AppSpace with Crestron Products - Self Paced Online Training
Crestron Electronics, Inc.
AirMedia 2.0 - Wireless Presentation Products - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Network Solutions - Design (CNS-D) Interactive Online Training
Crestron Electronics, Inc.
DMC-E & NVX Continuing Education - Self Paced Online Training
Crestron Electronics, Inc.
DM Certified Designer– 4K (DMC-D-4K) - Interactive Online Training
Crestron Electronics, Inc.
XiO Cloud - Self Paced Online Training
Crestron Electronics, Inc.
Online Help - Self Paced Online Tutorial
Crestron Electronics, Inc.
Crestron Fundamentals Commercial (CTI-CFC) - Interactive Online Training
Crestron Electronics, Inc.
Crestron Fusion - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Flex - Self Paced Online Training
Crestron Electronics, Inc.
Basics of Crestron - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Mercury - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Home - Self Paced Online Training
Crestron Electronics, Inc.
Residential Design and Applications - Self Paced Online Training
Crestron Electronics, Inc.
Shading Solutions - Self Paced Online Training
Crestron Electronics, Inc.
Studio - Self Paced Online Training
Crestron Electronics, Inc.
Crestron Fundamentals Commercial (CTI-CFC) - Interactive Online Training
Crestron Electronics, Inc.
CTS Credits Available
Commerical Lighting Agent - Interactive Online Training
Crestron Electronics, Inc.
Crestron DigitalMedia Networking Certification (DM-NVX-N) - Interactive Online Training
Crestron Electronics, Inc.
Crestron Network Solutions - Design (CNS-D) Interactive Online Training
Crestron Electronics, Inc.
Pre-Programming Part 1 (PMG1-PRE) Interactive Online Training
Crestron Electronics, Inc.
CTI-P101 Foundations of Crestron Programming - Interactive Online Training
Crestron Electronics, Inc.
CTI-P201 Core System Programming - Interactive Online Course
Crestron Electronics, Inc.
CTI-P301 Advanced Programming Skills - Interactive Online Training
Crestron Electronics, Inc.
Pre-DMC-E (DMC-E PRE) - Interactive Online Training
Crestron Electronics, Inc.
Introduction to Crestron Systems
Crestron Electronics, Inc.
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