The TOA WS-422 Dual Channel Wireless Microphone Set is an advanced wireless audio solution, designed to deliver high-quality sound with flexibility and ease of use. This set includes two handheld wireless microphones and a dual wireless receiver, offering superior audio performance for professional applications like conferences, seminars, and events. Operating in the UHF frequency range of 694–806 MHz, it supports up to 16 selectable channels, ensuring clear and reliable communication with minimal interference.

Each microphone features a dynamic cardioid element for focused sound capture, with a frequency response of 80Hz to 15kHz, ensuring clear and natural sound. The microphones are powered by AA alkaline batteries (1.5V), offering up to 10 hours of continuous use, perfect for long events. The built-in battery status LED and 7-segment LED display allow easy monitoring of battery life, reducing the risk of unexpected downtime.

The dual wireless receiver is equipped with diversity reception, offering enhanced signal stability and reduced interference. With an audio frequency response of 50Hz to 15kHz and a sensitivity of 10µV at 45dBA S/N, the receiver ensures clear, full-range audio transmission. It offers both balanced XLR and unbalanced ¼” jack outputs for flexible connectivity to various audio systems.

The TOA WS-422 set includes IR sync for easy setup, a channel scan function to find the best available frequencies, and squelch systems (tone SQ, carrier SQ, and noise SQ) to reduce unwanted noise and interference. The receiver operates on 11-18 VDC and has a power consumption of 300mA, making it energy-efficient and easy to integrate into existing systems.

For added convenience, the set comes with an AC adapter, two microphone holders, and optional mounting kits (MB-WT3 and MB-WT4) for rack-mounting the receiver.

Key Features:

• Frequency Range: 694–806 MHz UHF with 16 selectable channels for clear communication

• Battery Life: Up to 10 hours with AA alkaline batteries

• Microphone Type: Dynamic cardioid handheld microphones with high sensitivity and clear sound

• IR Sync & Channel Scan: Easy setup with infrared synchronization and automatic frequency scanning

• Audio Quality: Frequency response of 80Hz – 15kHz for clear and natural audio

• Squelch System: Noise, carrier, and tone squelch for interference-free operation

• Audio Output: Balanced XLR and unbalanced ¼” jack outputs for flexible integration

• Power Supply: AC mains for receiver, AA alkaline battery (1.5V) for microphones

• Mounting Options: Optional rack-mounting kits (MB-WT3 for one receiver, MB-WT4 for two receivers)

• Dimensions & Weight: Microphone: 250 x 50 mm, 245g; Receiver: 210 x 44 x 202 mm, 720g

The TOA WS-422 Dual Channel Wireless Microphone Set offers excellent audio quality, flexibility, and ease of use, making it the ideal choice for professional wireless audio applications. Whether for conferences, events, or presentations, it delivers reliable and high-quality performance every time.