831B three way High quality monitor speakers

驱动单元：8寸低音单元，74mm中音单元，25mm高音单元

IMM 831B SPECIFICATIONS 参数
最大声压 1米	Maximum SPL@ 1m 1K	115dB
频率响应	Frequency Response	26 Hz – 40 kHz (“-6 dB”)
更准确频率响应	Accuracy of Frequency Response	30 Hz – 30 kHz (“±3 dB”)
驱动器尺寸	Driver Dimensions	Tweeter: 25mm beryllium dome Mid： 74mm beryllium dome Woofer：PURIFI 8 inch Aluminium bass woofer
中音和低音功放	Amplifier Power mid and bass	S/N: 121dB FR: 0 – 20KHz THD: 0.0015 250 W Bass (Class D) 250 W Mid (Class D)
高音功放	Amplifier Power Treble	THD + N: 0.0016% 100W Treble (Class D)
轴线 1 米处 90 dB SPL 时的谐波失真频率	Harmonic distortion at 90 dB SPL at 1 m on axis	100Hz-10KHz ＜%0.4 THD
音箱尺寸	Dimensions	H 507 x W 285 x D 470 mm
接口	Connections	2 x XLR Analog Input 1 x SPDIF Input 1 x SPDIF Output
模拟转数字参数	A/D Chipsets:	32 BIT THD+N [dB]-112 S/N [dB] 121 (124*)
数字转模拟参数	D/A Chipsets:	32 BIT THD+N [dB]-115 S/N [dB] 123 (128*)
采样频率	sampling rate	44.1K to 96K
功放尺寸	Amplifier Power Dimensions	2U rack 44mm * 28mm * 88mm
包装清单	Package contains:	2 x 831B monitor 1 x stereo power amplifier 253MP 1 x operating manual (Excluding speaker cable)
音箱线（需付费）	speaker cable	6-pole speaker cable （ 2M 500RMB）（3m 700RMB）
默认颜色	default color	pearl white OR Matte Black
可定制颜色（需收费）	custom color	Porsche Grey +3000RMB
音箱重量（净重）	Weight	26KG

颜色	火山灰, 磨砂白, 金属黑