Product Name: 12 Inch Trolley Powered Speaker Bluetooth Speaker (PS-1212bt-Iwb) Model NO.: PS-1212BT-IWB Compatible Product: Universal Display Type: Digital Display SNR: 70-80dB Chargeable: Chargeable Special Function: Memory Card Support, USB Disk Support, With Remote Control, Radio Sound Channel: 2.0 Usage: Portable Player, Mobile Phone, Computer, Stage/DJ, Home Theatre System, Radio, Karaoke Speaker Material: Plastic Amplification Type: Active Type: Bluetooth Speaker Lf Components: 12" Woofer Hf Components: 3.2" Ti.Diap.Driver 1"Vc Lead Time: Around 45 Days Trademark: OEM: WELCOME Transport Package: Brown Box (OEM Box Acceptable) Specification: 12'' Origin: Ningbo, China (Mainland) HS Code: 8518220000 Product Description Company:NINGBO ZHENHAO ELECTRonICS CO.,LTD.Address:NO.80 WUXIANG EAST ROAD, WUXIANG TOWN, YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG, CHINA (315111)TEL:0086-574-82830728FAX:0086-574-82830729