The Toshiba SS-315 W is a loudspeaker model manufactured between 1975 and 1978 in Japan. This speaker features a 3-way design with three separate drivers: a 200 mm cone bass driver, a 100 mm cone midrange driver, and a 30 mm dome tweeter. The speaker employs a bass reflex design which enhances low-frequency output. It has a nominal power handling of 20 watts and can handle music peaks up to 40 watts. With an efficiency of 91 dB per watt per meter, it provides a good sensitivity level for various listening environments. The frequency response ranges from 35 Hz to 20 kHz, ensuring a wide range of audio reproduction. The transitional ranges between drivers occur at frequencies of 1,500 Hz and 7,000 Hz. Additionally, the SS-315 W has an 8 Ohm impedance, making it compatible with a variety of amplifiers. The front cover is removable, allowing for a customizable aesthetic or functionality. The speaker's dimensions are 290 mm in width, 595 mm in height, and 320 mm in depth, with a weight of 12 kg. The original price was approximately 370 DM per piece. This model is part of a broader series of audio components from Toshiba, which includes various amplifiers, tuners, receivers, tape decks, and turntables.