Features:1.Fashionable appearance card wireless speaker, not only high-grade, but also durable.2.With beautiful LED light.3.Support automatic play function of TF Card.4.Support audio output, can connect computer, mobile phone, MP3 and other audio interfaces.Featuress:1.Fashion upscale appearance, the popular sense lines.Specifications:Power supply: DC 5V, lithium battery (300mah)Effective power: 3WSpeaker unit: 45MMSignal-to-noise ratio: 80DBDistortion rate: 0.5%@(1KHz)Frequency: 90Hz-20KHzImpedance: 4Playing time: 1 hour -1.2 hoursSpeaker size: 5.2x5.5 cmSpeaker weight: 60 gramsVersion: wireless 3.0Working frequency: 2402-2480MHzTransmission range: up to 10 metersPackage Included:1 x Wireless Speaker1 x USB CableNotes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item.The style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.