speaker technical
satellite power/RMS:	30W+10Wx2ch
woofer size:	280x170x240mm
speaker size:	160x100x95mm
speaker driver:	2.5"+5"woofer
impedance:	4 ohm
frequency range:	30Hz-20000Hz
sensitivity:	89dB
Material:	MDF board,finished by PVC
amplifier board tehnical
output power:	550W,pmpo power:2500W
Frequency range:	20hz-20khz
S/N:	≥86dB
Functions
1.display: NO
2.FM Radio search
3.USB/SD/MMC decoder: YES
4.2xMIC Input
5.back panel input:DVD /CD / MP3
6.iPOD docking: N/A
accessories
1.Instruction manual x 1
2.audio cable x 1
3.connection wire x 1 pcs (3m)
4.FM Anteena
5.full Remote control
6.warrantee 1-3 years, spare parts free 1%
package:
1.5 Layer strong packing paper
2.nylon  bag →Foam inside→ brown carton box
3.  41x25.5x39.5cm  40HQ=1650set
4. G.W:7.5kg/set