Guangzhou Acin Electronics Co., Ltd.  

Product Name: 3" HiFi Booksehlf Speaker with Painting Finish Model NO.: MS310 SNR: 81-90dB Feature: Passive Structure: Combined Type Sound Channel: 2.0 Adjusting Method: Knob Usage: Karaoke, Computer, Home Theatre System, Radio, TV, Mobile Phone Speaker Material: Wood Amplification Type: Passive Frequency Response: 100~20kHz Trademark: ACIN Transport Package: Brown Carton Specification: CE Origin: China HS Code: 85184000 Product Description SpecificationMid-woofer: 3"paper Cone Full RangePower Handing:10W-40WSensitivity: 86dB± 2dBRated Impedance: 4 OhmsProduct Dimension (HXWXD):160x110X135(mm)G. W.: 4.9 kg/pair N. W.: 4.15 kg/PCCarton Size (HxWxD):230x308X203 (mm)