HamiltonBuhl Amp-Up Personal UHF Voice Amplifier with Wireless Microphone – up to 40 Channels without Interference (HML-PA-25W)
HamiltonBuhl Amp-Up Personal UHF Voice Amplifier with Wireless Microphone – up to 40 Channels without Interference (HML-PA-25W)
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The HamiltonBuhl Amp-Up (PA-25W) is a powerful and versatile personal voice amplifier designed to provide clear, crisp sound for teachers, coaches, and public speakers. This system features a 40-channel auto-pairing function, allowing up to 40 units to operate simultaneously in close proximity without interference or channel conflict. It includes a UHF wireless head-worn microphone for hands-free operation and a high-capacity built-in Lithium-Ion battery for extended use. In addition to amplification, the PA-25W acts as a multimedia player, streaming audio via Bluetooth 5.0 or playing files from USB drives and TF cards. Its durable ABS plastic housing, easy-to-read LCD screen, and portable design make it a reliable tool for classrooms, conference rooms, and outdoor events.
Product Features
- 40-Channel Auto-Pairing: Automatically pairs with available channels to support up to 40 simultaneous users without signal interference.
- Powerful Output: Delivers 15W RMS (25W Max) for broad and clear sound coverage.
- Multi-Source Multimedia: Built-in Bluetooth 5.0 receiver, USB port, TF card slot, and 3.5mm Aux-In for various audio playback options.
- Extended Battery Life: High-capacity 7.4V/2,000mAh battery provides 8–11 hours of operation (amplifier) and 4–5 hours (wireless mic).
- Wireless UHF Range: Includes a head-worn microphone with an operating distance of 75–100 feet (line of sight).
- Hands-Free Versatility: Comes with a carrying strap and a waistband hook for easy portability.
- Recording Capability: Supports up to 32GB media cards to store approximately 500 hours of voice data.
- Included Accessories: Wireless head-worn microphone, remote control, AC adapter, and canvas cover.
Product Specs
Details
| warranty | 1-year manufacturer limited warranty | weight | 1.45 lbs |
|---|---|---|---|
| model # | HML-PA-25W |
Dimensions
| overall height | 1.9 in | overall length | 4.8 in |
|---|---|---|---|
| overall width | 3.9 in |


