Trapezoidal appearance.Bass unit.Bass guide slot..Shocking LoudspeakerBass diaphragm.Wooden texture appearance.Low pitched 2-inch speaker.Style: Top mounted independent diaphragm+bass+cinema level sound quality.Effective distance: 10m.Speaker unit: 4Q.Output power: 3w * 2.Adjustment mode: pulley.Distortion: 1%.Signal to noise ratio: 70dB.Frequency effect: 100Hz-20KHz.The size is measured manually, and there may be an error of 1-3 centimeters. Please refer to the actual product.Due to different shooting lighting, there may be varying degrees of color difference. Based on the actual object.Connect everything on your device and let the party begin.