This document provides precautions for using the KMS-900/KSX-25 and KMS-700/KSX-20 Karaoke Speaker System, including installation requirements and prohibited objects.
This document is the English Owner's Manual for the Yamaha Karaoke Speaker System models KMS-900/KSX-25 and KMS-700/KSX-20. It details safety precautions, installation procedures, amplifier connection methods, and ceiling mounting instructions.
The manual also covers the removal of the front cover, placement guidelines to avoid magnetic interference with televisions, and technical specifications for both model variants.
| Type | 2-way 3-speaker bass reflex speaker system |
|---|---|
| Magnetic shielding type | Yes |
| Driver (KMS-900/KSX-25) | 77 mm cone type tweeter x 2, 256 mm cone type woofer |
| Driver (KMS-700/KSX-20) | 77 mm cone type tweeter x 2, 206 mm cone type woofer |
| Frequency response (KMS-900/KSX-25) | 55 Hz to 20 kHz (-10 dB) |
| Frequency response (KMS-700/KSX-20) | 60 Hz to 20 kHz (-10 dB) |
| Crossover frequency (KMS-900/KSX-25) | 2.5 kHz, 15 kHz |
| Crossover frequency (KMS-700/KSX-20) | 2.6 kHz, 15 kHz |
| Dimensions (W x Hx D) KMS-900/KSX-25 | 499 x 320 x 303 mm |
| Dimensions (W x Hx D) KMS-700/KSX-20 | 450 x 265 x 266 mm |
Two people are required to transport the speaker safely because the unit is heavy.
The screw length must be 35 mm or more for the KMS-900/KSX-25 model.
The frequency response for the KMS-700/KSX-20 model is 60 Hz to 20 kHz (-10 dB).