I checked the sound, but since it is cheap, it will be passed on as it is. TOA's mixing amplifier with 2 microphones and 2 lines used for store BGM. It will be compatible with 4 Ω, 100 series, and 330 Ω mono (Yoichi Murakoshi)
Maintenance information: 2021.12.20 sound output confirmed
Accessories: none
Main specifications: Rated output 30W W350 × H110 × D210mm