The TOA WS-420 Single Channel Wireless Microphone Set is designed for professional applications requiring clear and reliable wireless audio. The set includes one handheld wireless microphone and a receiver, operating in the UHF frequency range of 694–806 MHz. With 4 selectable channels and tunable frequencies in 25 kHz steps, this system offers flexible options for optimal signal reception and clear audio transmission.

The handheld microphone is equipped with a dynamic cardioid microphone element, ensuring high-quality sound capture with a frequency response of 80Hz to 15kHz. With a maximum input level of 140 dB SPL, it handles loud sound sources without distortion. The microphone operates on a single AA alkaline battery (1.5V) and provides approximately 10 hours of continuous use, ideal for extended events and performances. The battery life is easily monitored with a battery status LED and 7-segment display.

The wireless receiver features diversity reception for stable signal quality, with a sensitivity of 10µV at 45dBA S/N. It offers both balanced XLR and unbalanced ¼” jack audio output options for flexible integration with existing audio systems. The receiver also includes squelch systems (Tone SQ, Carrier SQ, and Noise SQ) to reduce unwanted noise and ensure clear audio.

The TOA WS-420 system includes essential features such as IR sync for easy frequency synchronization, channel scanning for optimal channel selection, and a battery indicator for monitoring power levels. Its robust build and versatile functionality make it suitable for a wide range of professional audio applications, including conferences, events, and live performances.

Key Features:

• Frequency Range: 694–806 MHz UHF with 4 selectable channels for clear audio transmission

• Microphone Type: Dynamic cardioid microphone for focused sound capture

• Battery Life: Approx. 10 hours with 1 AA alkaline battery

• Audio Quality: 80Hz – 15kHz frequency response for full-range sound

• Modulation System: PLL synthesizer for stable frequency modulation

• Squelch System: Tone SQ, Carrier SQ, and Noise SQ for noise reduction and clear reception

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

• Power Supply: AC mains for receiver, 1 AA alkaline battery (1.5V) for microphone

• Dimensions & Weight: Microphone: 250 x 50 mm, 245g; Receiver: 215 x 39 x 102 mm, 480g

The TOA WS-420 Single Channel Wireless Microphone Set is an ideal choice for professional audio systems, offering clear and reliable performance, long battery life, and easy setup for various applications. Whether for public speaking, conferences, or live events, this system ensures consistent, high-quality audio.