We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Compact rectangular speaker with clip-on wireless microphone, matte finish

Moman Voice Amplifier Wireless Lavalier Microphone PA Speaker

SKU CH-9K8W-W5SWC

A portable PA speaker with a wireless lavalier microphone provides clear, whistling-free voice amplification for teachers, guides and presenters

  • TypeTeaching, yoga, meetings, presentation, training, tour guidi
  • Frequency Response20 KHz
  • Clear voice with zero whistling thanks to built-in noise reduction chip
  • Wireless lavalier mic clips on for hands-free teaching and presenting
  • Auto-pairs in seconds with single-button press and volume wheel
  • Covers up to 66 ft for classrooms, tours and meetings
  • Runs up to 14 hours on a single charge

Voice Amplifier for Teachers & Guides

The Moman Voice Amplifier is a portable PA speaker with a wireless lavalier microphone designed for teachers, yoga instructors, tour guides and coaches. It uses a built-in noise reduction chip to deliver loud, clear sound without whistling during classroom lessons or outdoor presentations. The clip-on mic removes cable restrictions so you can move freely while speaking.

Wireless Range & Battery Limits

The system operates reliably up to 15 metres or 49 feet indoors and reaches 20 metres or 66 feet in open conditions. Continuous use lasts up to 14 hours before recharging is required. Pairing demands a three-second button hold after the amplifier is switched on, and the supplier advises a 34-hour charge if the link fails due to low battery.

Latency Determines Usability

The end-to-end delay measures 0.03 seconds, which is negligible for live speech and ensures the audience hears your voice in real time. If your application requires synchronised audio for video recording or broadcast, this latency figure is the specification to verify. Buyers needing a headset-style microphone or multi-channel mixing should look elsewhere.

Highlights

  • Clear voice with zero whistling thanks to built-in noise reduction chip
  • Wireless lavalier mic clips on for hands-free teaching and presenting
  • Auto-pairs in seconds with single-button press and volume wheel
  • Covers up to 66 ft for classrooms, tours and meetings
  • Runs up to 14 hours on a single charge

Specifications

BrandMoman
Part NumberMoman Voice Amplifier
TypeTeaching, yoga, meetings, presentation, training, tour guiding, supermarket, conferences, coaches, etc..
Frequency Response20 KHz

Questions about this item

Which version should I choose for longer speaking sessions?

The amplifier runs up to 14 hours on a single charge, so a single unit covers a full day of teaching or guiding.

What does the 20 KHz frequency response mean in practice?

It extends well above the vocal range, so speech sounds natural and detailed without harshness.

How far does the wireless link reach and what limits it?

The system works up to 49 ft or 15 m indoors and 66 ft or 20 m in open space, with negligible latency around 0.03 s.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.