Audio-Technica ATW-1421/AT831cW System 20 PRO 2-Person Digital Wireless Bodypack Microphone System (2.4 GHz)
The ATW-1421/AT831cW System 20 PRO from Audio-Technica is a versatile two-person digital wireless system designed for professional presenters and performers. The system includes a half-rack ATW-RC14 receiver chassis with a remote-mountable ATW-RU14 receiver unit, and two lightweight bodypack transmitters compatible with various microphones or guitar cables.
Key Features:
- 2 Bodypack Transmitters: Hirose cW connectors for lavalier, headset, or instrument cables.
- Metal Half-Rack Receiver: With autoscan and up to 4 channels in HD mode.
- Remote-Mountable Receiver Module: For flexible antenna placement.
- AES 128-Bit Encryption: Ensures secure, interference-free transmission.
- Long Battery Life: Up to 15 hours on alkaline AA batteries.
- Expandable System: Supports up to 20 mic channels with a 200' range.
- Remote Setup & Control: Via dedicated software for seamless operation.
Perfect for educational facilities, conference rooms, houses of worship, and broadcast studios, the System 20 PRO is preconfigured for easy setup and offers reliable, crystal-clear digital audio.
Audio-Technica ATW-1421/AT831cW System 20 PRO Digital Wireless System Overview
The Audio-Technica ATW-1421/AT831cW System 20 PRO is a versatile two-person digital wireless audio system ideal for various professional audio applications, including educational facilities, conference rooms, houses of worship, small- to mid-sized venues, and broadcast studios. Featuring a half-rack receiver and two lightweight bodypack transmitters, this system offers reliability, ease of use, and clear digital audio transmission.
Key Features
- Two Bodypack Transmitters: Equipped with moisture-resistant Hirose 4-pin connectors, compatible with lavalier, headset, or guitar cables.
- 4-Channel Receiver: Offers up to 4 mic channels in HD mode and 2 channels in standard mode, with a flexible modular design for remote-mountable modules.
- Clear Digital Audio: 24-bit/48 kHz digital audio quality without the artifacts associated with analog systems.
- Automatic Frequency Selection: Scans for interference-free frequencies and pairs with transmitters automatically.
- Triple Diversity Assurance: Ensures stable signal transmission with space, time, and frequency diversity.
- Expandable System: Expand up to 20 wireless microphone channels with a 200-foot range.
- AES 128-Bit Encryption: Secures transmissions from interference and unauthorized interception.
- Long Battery Life: Up to 15 hours of continuous operation on two AA alkaline batteries.
Two Lightweight Bodypack Transmitters
The bodypack transmitters are designed for versatility, allowing you to use a variety of compatible microphones or guitar cables. Features include:
- Moisture-Resistant Hirose Connectors: Ideal for lavalier, headset, or instrument microphones.
- Long Battery Life: Up to 15 hours with alkaline AA batteries or up to 29 hours with lithium batteries.
- Mute Function: The power switch doubles as a mute button, which can be locked to prevent accidental muting.
- Adjustable Input Level: Match microphone sensitivity to ensure distortion-free audio capture.
Versatile 4-Channel Receiver
The ATW-R1440 receiver provides flexible audio management with the following features:
- Standard & HD Modes: Standard mode offers 2 mic channels with 2.8 ms latency, while HD mode supports 4 mic channels with 6.7 ms latency.
- OLED Display: Displays RF signal strength, gain level, battery life, and system ID for easy monitoring.
- Balanced XLR Outputs: Four XLR outputs ensure compatibility with various professional audio systems.
- Remote Mountable: The receiver module can be removed and placed up to 328 feet away, connected via Ethernet for enhanced antenna placement.
Clear Digital Audio
- Full-Bandwidth Audio: Enjoy pristine digital audio with 24-bit/48 kHz resolution, perfect for any professional audio setup.
- Auto Frequency Selection: Automatically scans for the best available frequency, ensuring uninterrupted performance.
Triple Diversity Reception for Maximum Signal Integrity
The system incorporates three levels of diversity to maximize wireless signal integrity:
- Space Diversity: Selects the stronger signal from two antennas.
- Time Diversity: Transmits digital signals in two time slots for improved reliability.
- Frequency Diversity: Simultaneously sends audio over two frequencies, selecting the cleaner signal to avoid dropouts.
2.4 GHz Wi-Fi Band
The system operates in the 2.4 GHz ISM band, avoiding interference from TV and radio channels commonly affecting analog systems.
Add Functionality to Your System
Presenter and Vocal Options
- Lavalier Microphones: The MT830cW omnidirectional lavalier offers consistent speech intelligibility, while the AT831cW cardioid lavalier provides feedback resistance for louder events.
- Earset Mic: The PRO-92cW earset microphone offers enhanced clarity for spoken-word applications.
- Handheld Microphone: The ATW-T1402 handheld transmitter is available for presenters who prefer handheld mics.
Additional Applications
- Video Conferencing: The ATW-T1406 boundary transmitter/mic is ideal for tabletop use in low-visibility settings like video conferencing.
- Conferences/Boardrooms: The ATW-T1407 base transmitter pairs with a gooseneck mic for wired-free boardroom setups.
- Instrument Input: The AT-GcW guitar cable allows you to connect the bodypack transmitter to guitars or basses for wireless instrument performance.