Audio-Technica ATW-1422 System 20 PRO Dual Handheld Microphone System

The Audio-Technica ATW-1422 represents the pinnacle of wireless audio transmission, combining crystal-clear digital audio with rock-solid RF stability. Designed to support dual-channel operation, the ATW-1422 system is ideal for live performance, corporate conferencing, broadcast, and education environments where flawless communication is essential. With a powerful and secure 2.4 GHz frequency band, this system delivers 24-bit/48 kHz digital audio, low latency, and AES128 encryption, ensuring both exceptional audio fidelity and data security in every application.

Built to accommodate a wide variety of setups, the ATW-1422 system supports up to 10 simultaneous channels in standard mode or 20 channels in HD mode, depending on the region and RF environment. Each component—from its rugged rackmountable receiver units to its advanced handheld, body-pack, boundary, and desk stand transmitters—has been designed with usability, reliability, and performance in mind. Its flexibility allows for seamless integration with multiple microphone types, all while maintaining a wide frequency response from 20 Hz to 20,000 Hz.

Whether outfitting a stage, boardroom, or educational facility, the ATW-1422 offers Audio-Technica’s trusted performance with intuitive setup, real-time network control via RJ45 ports, and long battery life options. This makes it the ideal wireless system for professionals seeking premium audio without compromise.

Key Features

• 2.4 GHz operation with AES128 encryption for secure wireless communication
• Wide 20 Hz – 20,000 Hz frequency response
• 24-bit/48 kHz audio quality in both Standard and HD modes
• Dual-channel receiver with rackmount capability
• Support for multiple transmitter types: body-pack, handheld, boundary mic, and desk stand
• Expandable system with up to 20 channels in HD mode
• Low latency: 2.8 ms (Standard), 6.7 ms (HD mode)
• True diversity antennas for stable RF reception

Technical Specifications

Operating Frequencies: 2,402 to 2,480 MHz
Dynamic Range: 120 dB (A-weighted), typical
Total Harmonic Distortion: < 0.05%, typical
Maximum Simultaneous Use: 10 channels (Standard), 20 channels (HD mode), region-dependent
System Frequency Response: 20 Hz – 20,000 Hz
Delay: 2.8 ms (Standard), 6.7 ms (HD mode)
Audio Sampling Rate: 24-bit/48 kHz
Encryption Method: AES128

ATW-R1440 / ATW-RC14 Receiver

External Receiver Unit Port: RJ45
NETWORK Port: RJ45 (Fast Ethernet)
LINK IN/OUT Port: RJ12
Output Level: LINE max: +22 dBu (+20 dBV); LINE Unity: -20 Bu (-22 dBV)
MIC max: -12 dBu (-10 dBV); MIC Unity: -50 dBu (-52 dBV)
Power Consumption: 3.7W
Power Supply: 12 V DC, 0.5 A (AC adapter)
Operating Temperature: 32°F to 104°F
Dimensions: 8.3" × 6.5" × 1.7" (W × D × H)
Weight: 26 oz
Included Accessories: AC adapter, AC adapter blade, short & long rack-mount adapters, fixing screws × 5, 12" link cable, 4 legs

ATW-RU14 Receiver Unit

Modulation Mode: GFSK
RF Output Power: 10mW EIRP
RF Sensitivity: -90 dBm, typical
Antenna: 1/2 wave dipole antenna, true diversity
External Connection Port: RJ45
Power Supply: 12 V DC (via RC14)
Operating Temperature: 32°F to 104°F
Dimensions: 3.4" × 2.8" × 0.74" (W × D × H)
Weight: 2.7 oz
Included Accessories: Unit holder, holder cover, 2 wood screws, 4 antennas

ATW-T1401 Body-Pack Transmitter

Modulation Mode: GFSK
RF Output Power: 10mW EIRP
RF Sensitivity: -90 dBm, typical
Antenna: True diversity
Input Connector: 4-pin locking
Pin 1: GND, Pin 2: INST INPUT, Pin 3: MIC INPUT, Pin 4: DC BIAS +10 V
Battery: Two 1.5 V AA batteries (3 V DC)
Battery Life: Up to 29 hours (lithium), 15 hours (alkaline), 14.5 hours (NiMH)
Operating Temperature: 41°F to 104°F
Dimensions: 2.5" × 0.89" × 4.2" (W × D × H)
Weight: 2.8 oz (without batteries)

ATW-T1402 Handheld Transmitter

Modulation Mode: GFSK
RF Output Power: 10mW EIRP
RF Sensitivity: -90 dBm, typical
Antenna: True diversity
Microphone Type: Dynamic
Polar Pattern: Hypercardioid
Battery: Two 1.5 V AA batteries (3 V DC)
Battery Life: Up to 35 hours (lithium), 18 hours (alkaline), 16.5 hours (NiMH)
Operating Temperature: 41°F to 104°F
Dimensions: 10" × 2.1"
Weight: 11 oz (without batteries)
Included Accessories: AT8456a mic holder, 3/8"–5/8" thread adapter

ATW-T1406 Boundary Microphone Transmitter

Modulation Mode: GFSK
RF Output Power: 10mW EIRP
RF Sensitivity: -90 dBm, typical
Antenna: True diversity
Max SPL: 139 dB SPL
Microphone Type: Condenser
Polar Pattern: Cardioid
Battery: 3.7V lithium-ion (5.5Wh, 1460mAh)
Battery Life: Approx. 12 hours
Charging Time: Approx. 3 hrs 10 mins
USB Charging Port: USB Type-C (USB 2.0)
Operating Temperature: 41°F to 104°F
Dimensions: 3.6" × 5.1" × 1.3" (W × D × H)
Weight: 18 oz (including battery)
Included Accessories: USB power supply adapter, adapter blade, 4.9' USB cable

ATW-T1407 Desk Stand Transmitter

Modulation Mode: GFSK
RF Output Power: 10mW EIRP
RF Sensitivity: -90 dBm, typical
Antenna: True diversity
Microphone: Supports gooseneck microphone
Phantom Power: 24V DC
Battery: 3.7V lithium-ion (5.5Wh, 1460mAh)
Battery Life: Up to 12 hrs (no LED), 8 hrs (with LED)
Charging Time: Approx. 3 hrs 10 mins
USB Charging Port: USB Type-C (USB 2.0)
Operating Temperature: 41°F to 104°F
Dimensions: 3.6" × 5.1" × 1.9" (W × D × H)
Weight: 17 oz (including battery)
Included Accessories: USB power supply adapter, adapter blade, 4.9' USB cable

What’s Included

• ATW-R1440 Receiver
• ATW-RC14 Receiver Control Unit
• ATW-RU14 Receiver Module
• ATW-T1401 Body-Pack Transmitter
• ATW-T1402 Handheld Transmitter
• ATW-T1406 Boundary Mic Transmitter
• ATW-T1407 Desk Stand Transmitter
• AC Adapter & Blades
• Rack-Mount Kits
• USB Power Adapters & Cables
• Mic Holder & Thread Adapter