Audio-Technica ESW-T4101E Engineered Sound Wireless DECT Bodypack Transmitter – Conference Audio System

The Audio-Technica ESW-T4101E is a professional Engineered Sound Wireless (ESW) DECT bodypack transmitter designed for conferencing, corporate meetings, education systems, government installations, and scalable AV environments. It is built to deliver simple operation, stable digital audio, and long battery life, making it ideal for modern wireless conferencing solutions.

This transmitter operates in the 1.9 GHz DECT digital wireless band, which eliminates traditional RF frequency coordination challenges found in UHF systems. It automatically manages channel selection, ensuring interference-free and stable wireless communication in multi-microphone environments.

The ESW-T4101E is designed for plug-and-play use, allowing users to simply remove it from the charging station and start using it immediately. This makes it highly efficient for meeting rooms and shared corporate spaces where ease of use is essential.

It features a built-in high-quality microphone, along with support for external Audio-Technica microphones using a secure 4-pin cH-style locking connector, ensuring flexible input options for different conferencing needs.

🔊 Key Features

• Built-in microphone for instant use
• Compatible with external cH-style microphones
• Simple one-button operation (mute/unmute & power control)
• Lightweight and compact bodypack design
• DECT digital transmission for stable, license-free operation
• Automatic frequency coordination (no manual tuning required)

🔋 Battery & Performance

• Powered by internal lithium-ion battery (LI-220)
• Provides up to approximately 25 hours of battery life depending on usage conditions
• Designed for all-day conference operation without frequent charging
• Wide operating temperature range: -5°C to +45°C

📡 Audio & Build Quality

• Frequency response: 20 Hz – 20 kHz (clear speech optimized)
• Lightweight design (~112g with battery)
• Rugged professional build for daily institutional use
• Neck strap and belt clip support for flexible wearing options

🎯 Ideal Applications

• Corporate meeting rooms
• Video conferencing systems (Zoom / Teams rooms)
• Educational institutions and lecture halls
• Government and boardroom installations
• Multi-room wireless conferencing systems

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