
The MA-300USB is a compact mobile siren and audio amplifier designed for small sound systems, vehicles, and public address use. It supports multiple audio sources including USB MP3 playback, microphone (MIC), AUX input, and Bluetooth streaming, making it versatile for announcements, music, and alert signals.
This unit is suitable for powering speakers in vehicles, outdoor PA setups, schools, offices, and small events, and can operate from 12 V DC power sources. It typically supports 4 Ω, 8 Ω, 16 Ω speaker loads and 100 V line inputs, allowing flexible connectivity for different sound system configurations.
| POWER OUTPUT | 40 W MAX. 30 W RMS. | |
| TONE CONTROL | SIREN | |
| INPUT CHANNELS | 1 x Mic 0.8mV/ 4.7kQ, 1 x AUX l00mV/ 470KQ | |
| DIGITAL PLAYER | MP3 Player with USB, SD Card, BT connectivity | |
| SIGNAL TO NOISE RATIO | 60dB | |
| SPEAKER OUTPUTS | 4Q, SQ, 16Q | |
| PROTECTIONS | ||
| COOLING | Auto | |
| FREQUENCY RESPONSE | 100-10,000Hz | |
| POWER SUPPLY | DC:12V Car Battery | |
| DIMENSIONS | W180 x HBO x D240mm | |
| WEIGHT | l.50 KG | |
There are no reviews yet.
WhatsApp us