The following is the translation of the text:

Features:

- L: 220 magnet 4" (100mm) voice coil aluminum frame

- 18mm birch plywood coated with wear-resistant black paint

- Equipped with a single-hole 35mm aluminum alloy base, supporting various usage environments

Applicable places:

- Small and medium-sized performances

- KTV nightclub private rooms

- Performing arts speeches

- Solo singing

- Multi-function conference halls, etc.

S-318B Technical Parameters:

- Unit Components: LF: 18" × 1

- Frequency Response (±3dB): 40Hz - 250Hz

- Sensitivity (1m/1W): 99dB

- Maximum Sound Pressure Level (1M): 133dB

- Power (Continuous/Peak): 700W/2800W

- Nominal Impedance: 8Ω

- Input Method: NL4 × 2, +1 -1

- Speaker Size: 561 × 595 × 690mm

- Weight: 42KG