Promethean ASB-40 is a powerful audio enhancement system that provides high-quality sound for classrooms and meeting rooms. It can be used as the sole sound source for ActivBoards without built-in sound or to enhance the depth and range of sound from units such as the ActivPanel Touch. The ASB-40 features two 20W RMS speakers, a 3” and 1” speaker driver per channel, and a frequency response of 50Hz – 20KHz. It has a signal-to-noise ratio of ≥ 90dB and a power supply of 100 – 240V 50/60Hz. The ASB-40 has various audio inputs, including two RCA inputs, one 3.5mm input, and one subwoofer output.
Promethean ASB-40 is a powerful audio enhancement system that provides high-quality sound for classrooms and meeting rooms. It can be used as the sole sound source for ActivBoards without built-in sound or to enhance the depth and range of sound from units such as the ActivPanel Touch. The ASB-40 features two 20W RMS speakers, a 3” and 1” speaker driver per channel, and a frequency response of 50Hz – 20KHz. It has a signal-to-noise ratio of ≥ 90dB and a power supply of 100 – 240V 50/60Hz. The ASB-40 has various audio inputs, including two RCA inputs, one 3.5mm input, and one subwoofer output.
Promethean ASB-40 is a powerful audio enhancement system that provides high-quality sound for classrooms and meeting rooms. It can be used as the sole sound source for ActivBoards without built-in sound or to enhance the depth and range of sound from units such as the ActivPanel Touch. The ASB-40 features two 20W RMS speakers, a 3” and 1” speaker driver per channel, and a frequency response of 50Hz – 20KHz. It has a signal-to-noise ratio of ≥ 90dB and a power supply of 100 – 240V 50/60Hz. The ASB-40 has various audio inputs, including two RCA inputs, one 3.5mm input, and one subwoofer output.
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