Model: Kisonli U9001 Wooden Multimedia PC Speaker WARRANTY: NO! >>>>>>>>>>>Quick Details<<<<<<<<<< Power Source: None Battery: Yes Number of Loudspeaker Enclosure: 2 Speaker Type: COMPUTER SPEAKER Cabinet Material: Plastic Display Screen: No Intelligent Personal Assistant: None Built-in Microphone: No Brand Name: Kisonli Model Number: U9001 Type: Active, 2.0 USB Speaker Use: HOME THEATRE, Mobile Phone, COMPUTER, Stage Channels: 2 (2.0) Special Feature: Wireless, MINI Place of Origin: Guangdong, China Material: ABS+Metal SNR: ≥65dB Power Supply: 220V Horn Power: 3W*2 Horn: 52mm*2 Impedance: 4 Ohm Frequency Response: 20HZ-18KHZ Warranty: One Year Function: AUX/FM/TF/LED