Overview
System 20 Digital Wireless System includes ATW-R1440 4-channel receiver and two ATW-T1402 handheld microphone transmitters.
Features
- Digital 24-bit/48 kHz wireless operation for ultimate sound quality and dependable performance
 - Plug-and-play operation in the 2.4 GHz range – completely free from TV interference
 - User can switch between Standard mode (10 channels) and HD mode (20 channels) to minimize latency or maximize channel count, respectively
 - Receiver units can be docked in the chassis or mounted remotely (up to 328 feet away) via Ethernet cable for added versatility
 - Up to five chassis can be linked and used simultaneously
 - Each receiver channel can be paired with up to four transmitters, allowing users to instantly switch between different transmitter configurations
 - Chassis’ System ID Display shows RF signal level, system ID, transmitter battery level, and system link status
 - Each half-rack receiver chassis comes with a short and a long rack ear, and two long ears can be combined as a joining plate to secure two chassis in a full rack space
 - Compatible with Audio-Technica’s Wireless Manager software for centralized management of system settings and operations
 - Auto-lock function prevents unintended operations like turning off the power or displaying the channel select screen
 - AES128 encryption for security
 - Compatible with Syslog protocol
 - Ability to configure, monitor, and save device settings as projects in Wireless Manager
 - Transmitters and receivers include OLED screens for optimal readout of key settings and alerts
 - Water- and sweat-resistant cW-style connector on body-pack transmitter provides secure connection to lavalier mics, headworn mics, and cables with cW-style locking 4-pin connector
 - Charging terminals on body-pack and handheld transmitters work with ATW-CHG3/ATW-CHG3a and ATW-CHG3N/ATW-CHG3Na charging docks to recharge NiMH batteries
 - Supports mixed output for situations with limited input channels
 
Specifications
| Overall System | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Operating Frequencies | 2,402 to 2,480 MHz | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dynamic Range | 120 dB (A-weighted), typical | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Total Harmonic Distortion | < 0.05%, typical | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Maximum Simultaneous Use (recommended) | Standard: 10 channels HD mode: 20 channels It depends on the region and environment.  | 
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| System Frequency Response | 20 to 20,000 Hz Varies depending on the microphone to be installed.  | 
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| Delay | Standard: 2.8ms HD mode: 6.7ms  | 
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| Audio Sampling Rate | Standard: 24-bit/48 kHz HD mode: 24-bit/48 kHz  | 
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| Encryption Method | AES128 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Receiver & Transmitter Specifications | 
ATW-R1440ATW-RC14
 ATW-RU14
 ATW-T1401 BODY-PACK TRANSMITTER
 ATW-T1402 HANDHELD TRANSMITTER
 ATW-T1406 BOUNDARY MICROPHONE TRANSMITTER
 ATW-T1407 DESK STAND TRANSMITTER
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