TOA SR-A12L is a two-way line array speaker that employs the multi-amplifier drive system. It is ideal for long distance sound transmission and creates sound fields with uniform sound pressure and high sound clarity. The speaker has a power handling capacity of 450W for low frequency and 180W for high frequency, with a rated impedance of 8 ohms for low frequency and 16 ohms for high frequency. The sensitivity is 98 dB for low frequency and 110 dB for high frequency. The frequency response is 20 Hz - 20 kHz. The crossover frequency is 1 kHz.