The SM-040S is a highly durable high-power megaphone designed for professional security, emergency response, and large-scale public applications. Delivering up to 40 watts of output, it achieves a range of up to 1,500 meters outdoors, making it ideal for demanding field use.

It includes a handheld microphone with push-to-talk lock and volume control. The microphone’s directional pickup pattern effectively minimizes feedback. The device is powered by either 8 C-size batteries or NiMH rechargeable cells, with integrated trickle charging capability inside the unit. A 12 V car adapter is included for operation via vehicle power or external power supply.

The SM-040S also features an M8 threaded socket for tripod mounting, offering flexibility for semi-permanent setups. Additionally, this model includes an integrated siren function (wailing tone) for emergency signaling.

Features:

• High-output 40 W amplifier for long-distance reach
• Handheld mic with volume control and talk lock
• Directional mic design for feedback reduction
• Internal charging for NiMH batteries (trickle charge)
• 12 V car adapter and external power port included
• M8 tripod mount for stationary use
• Wailing siren signal (only SM-040S)

Technical Specifications:

Model:

• SM-040S

Max Output:

• 40 W

Power Source:

• 8x UM-2 (C-size) cells or NiMH batteries

Battery Life:

• Up to 5 hours (continuous use)

Range:

• Up to 1,500 m (outdoors)

Connections:

• 12 V external power port and charging socket

Dimensions:

• Diameter: 313 mm
• Length: 435 mm

Weight:

• Approx. 2.5 kg (excluding batteries)

Material / Color:

• ABS plastic, white

Tripod Mount:

• M8 internal thread

Special Function:

• Integrated siren (wailing tone, only in SM-040S)