Audio Technica System 20 PRO Dual Handheld Microphone System (ATW‑1422)

System 20 PRO Dual Handheld Microphone System (ATW‑1422)

• Digital 24‑bit / 48 kHz wireless audio for exceptional sound quality
• Reliable 2.4 GHz operation free from TV and frequency interference
• Includes 4‑channel receiver and two handheld microphone transmitters
• Flexible system expansion with multi‑chassis linking and transmitter pairing
• AES128 encryption for secure wireless communication

The System 20 PRO ATW‑1422 is a professional dual handheld digital wireless microphone system designed for dependable performance and outstanding audio clarity in demanding environments. Operating in the globally available 2.4 GHz range, it eliminates frequency coordination issues while delivering consistent, interference‑free audio.

The system includes an ATW‑R1440 four‑channel receiver and two ATW‑T1402 handheld transmitters, providing a powerful and scalable solution for presentations, conferences, houses of worship, and live events.

Wireless Performance & Audio Quality

• 24‑bit / 48 kHz digital wireless operation
• Dynamic range: 120 dB (A‑weighted)
• System frequency response: 20 Hz – 20 kHz
• Total harmonic distortion: < 0.05%

Flexible Operating Modes

Users can switch between two operating modes to balance latency and channel capacity:

• Standard Mode: Up to 10 simultaneous channels with 2.8 ms latency
• HD Mode: Up to 20 simultaneous channels with 6.7 ms latency

Receiver & System Expansion

Receiver units can be docked directly into the chassis or mounted remotely up to 328 ft (100 m) away via Ethernet cable. Up to five chassis can be linked and used simultaneously, supporting large multi‑microphone deployments.

• Each receiver channel can pair with up to four transmitters
• Instant switching between different transmitter configurations
• Supports mixed output for systems with limited input channels

System Management & Security

• OLED displays on transmitters and receivers for clear status readouts
• Auto‑lock function prevents unintended operation
• Compatible with Audio‑Technica Wireless Manager software
• AES128 encryption for secure audio transmission
• Syslog protocol support for network monitoring

Connectivity & Charging

• Ethernet‑based system linking for flexible receiver placement
• Charging terminals compatible with ATW‑CHG3 / ATW‑CHG3a and ATW‑CHG3N / ATW‑CHG3Na docks
• Rechargeable NiMH battery support

Ideal Applications

• Conference rooms and corporate presentations
• Education and lecture halls
• Houses of worship
• Live events and professional installations