There is no problem with the operation, but it is a currently sold product because it is inexpensive. It is probably made by YL acoustics, but it is a horn tweeter whose model number is unknown. The appearance has a feeling of aging such as painted bald. (Morning Rice Tomoho)
Maintenance information: 2021.11.1 band check OK (0.7kHz ~)
Accessories: None
Main specifications: Size W280 × H114 × D350 mm Caliber W240 × H80 m Weight 2.6 kg (actual measurement)