Computer speaker, three speakers, power amplifier, independent high and low bass adjustment, Bluetooth

▸ Model configuration: D-221 three-speaker structure | Independent Amplifier Module
▸ Unit Specifications: Treble 1-inch Silk Film | Midrange 3-inch Composite Fiber | Bass 4-inch rubber edge
▸ Control function: independent bass and bass knob adjustment
▸ Connection: Wired AUX input | Bluetooth 5.0 protocol
▸ Physical parameters: cabinet 180×200×280mm | Net weight 2.8kg