Handheld Acoustic Hailing Device: 2.8-Inch IPS Display and Volume Adjustment

• Customization: Available
• Weight: 9kg
• Display: 2.8-Inch IPS Liquid Crystal Display with Full View
• Model NO.: HWPAD-2
• Noise Volume Adjustment Function: Supports Adjusting The Noise Volume
• Maximum Sound Pressure Level: 150dB
• Total Machine Maximum Power: ≤200W
• Charging Time: ≤2h
• Transport Package: Carton
• Specification: 275mm× 200mm× 270mm
• Trademark: OEM
• Origin: China

Product Description

Portable Acoustic Device
Model: HWPAD-2

I. Product Description:

The Portable Acoustic Device is a state-of-the-art sound transmission marvel. Designed for long-distance voice announcements, warnings, and deterrence, it delivers crystal-clear audio over vast distances and can even penetrate certain structures. With its remarkable high directivity, intense sound intensity, and impeccable clarity, it ensures your messages are conveyed effectively and accurately, no matter the distance.

II. Main Features:

1. Humane Law Enforcement: This device adeptly disperses crowds and issues warnings in a humane manner, avoiding physical contact and preventing the escalation of conflicts.
2. Built-in Low-frequency Cut-off: Boasting ultra-high sound intensity, it efficiently disperses targets within a range of 0 - 60 meters, with an impressive maximum warning range extending up to 300 meters.
3. Convenient and Easy to Use: Compact and lightweight, this device can be effortlessly operated by a single person, thanks to its ergonomic hand-held design.
4. Persuasion and Warning: Equipped with a voice announcement capability and the ability to play warning audio through mobile phone AUX/bluetooth, it serves as a versatile tool for persuasion and caution.

III. Technical Specification:

Parameter	Specification
Dimensions	275mm×200mm×270mm
Weight	9kg
Display	2.8-inch IPS liquid crystal display with full viewing angle
Noise Volume Adjustment Function	Supports adjusting the noise volume
Sound Level	At the maximum volume, the sound level of noise 1m in front of the device is 133dB(A); at the maximum volume, the sound level of noise 5m in front of the device is 120dB(A)
Maximum Sound Pressure Level	150dB
External USB Playback Function	Supports connecting to a USB memory card and playing MP3 audio files in it
Switch Playback Function	When playing via an external USB, the device supports previous/next track switching operations
Equipped with a Wireless Microphone	Can achieve wireless voice announcement function, supports adjusting the voice announcement volume
Recording and Playback Function	Has a recording and playback function in the voice announcement mode
Bluetooth Playback Function	Supports playback by connecting to devices such as mobile phones via Bluetooth
Battery	Built-in rechargeable lithium-ion battery, nominal battery voltage 46.2V
Display Supports Displaying Battery Remaining Power	Yes
Frequency Response Range	500HZ - 5000HZ
Audio Input	USB, Bluetooth, wired audio, wireless microphone, MP3
Sound Diffusion Angle	25°±2
Total Machine Maximum Power	≤200W
Charging Time	≤2H
Working Time	Continuous operation at maximum volume for 3H, continuous maximum sound amplification time ≤15H
Charging/Power Supply Interface	Supports 110VAC - 220VAC 50/60HZ AC input
Drain Current	0.2mA
System Prompt	It is recommended to charge once a month to extend the battery life
Waterproof and Dustproof Grade	IP64

IV. Application Scenarios:

Maritime law enforcement Anti-riot law enforcement

Emergency Rescue Large-scale event management

V. Product Appearance: