The M120 Pro is a professional UAV-mounted loudspeaker designed for long-range aerial broadcasting. Featuring dual communication links (4G LTE and analog) and delivering a powerful 124 dB sound pressure level, the system enables clear voice transmission at distances up to 500 meters. Its lightweight structure and quick-release mounting mechanism make it easy to deploy on a wide range of UAV platforms for emergency response, public safety, and aerial communication missions.

Key Features

Powerful Long-Range Broadcasting

• Maximum volume 124 dB @1 m

• Effective broadcast distance up to 500 m

• Directional sound projection 80° × 50° (H × V)

• Ensures clear message delivery over wide areas

Dual-Link Communication System

• LTE 4G network link

• Analog communication backup

• Ensures stable broadcasting in complex environments

Multiple Broadcasting Modes

The M120 Pro supports several flexible audio broadcasting methods:

• Real-time voice broadcasting

• Playback of recorded audio

• Audio file playback

• Text-to-speech (TTS) broadcasting

• Multi-dialect voice support

Supported audio format: WAV

Lightweight & Quick Deployment

• Net weight: 691 g

• Dimensions: 142.7 × 95.2 × 201.6 mm

• Quick-release mounting mechanism

• Compatible with multiple UAV platforms

Industrial-Grade Construction

• Material: ABS+PC / PP / Aluminum Alloy

• Operating temperature: -10°C ~ +40°C

• Adjustable pitch angle: 0° ~ 80°

Typical Applications

• Public safety announcements

• Emergency command and evacuation guidance

• Search and rescue operations

• Traffic control and urban management

• Disaster response communication

• Event security and crowd management