Name: Speaker Frequency Response Range: 100HZ-20KHZ Signal To Noise Ratio: 70db Effective Distance: 10 Meters Box Material: ABS Features: 1. Jinyuns New Design, Inlaying Camera-level Colored Lights Into Karaoke Speakers 2. Small Size, Big Burst Light Show 3. Jinyun Mini Portable KTV, High Frequency Reflects The Details Of The Sound, And The Heavily Upgraded Speakers Bring Rich Sound Details 4. The Large Speaker Is Matched With A Large Amplifier, Which Can Output A Higher Volume With A Small Body, And The Coverage Area Reaches 200 Square Meters 5. Built-in 4-core AR Chip Intelligent Beautiful Sound Effects, No Noise, No Howling, No Interruption, Improve The Sound Transparency And Layering Package Included: 1 Set* (1 Speaker 1 Microphone) Or 1 Set* (1 Speaker 2 Microphones)