Sony has announced new Extra Bass speakers: the SRS-XB23 for $ 100 (about 7350 rubles), the SRS-XB33 for $ 150 (about 11,000 rubles) and the SRS-XB43 for $ 250 (about 18,400 rubles). As you can guess by the name of the line, the emphasis is on the bass. To strengthen it in new models, passive […]