Description:Functions: card insertionApplicable scenario: mobile and portableHorn unit: single hornConnection mode: Bluetooth connectionFrequency response range: othersOutput power: 10~20WSignal to noise ratio: >=75dBPower supply mode: built-in lithium batteryChannel: 1Extended storage: not supportedNumber of speakers: 1Effective distance: 10mOperation mode: keyApplicable population: generalDisplay screen: NonePlayback format: WMAWhether APP is supported: NoSupported format: TF cardSpeaker adjustment mode: keyBox material: others Product weight: 0.2 (KG)Package list: instruction manual/charging linePackage type: portable speakerColor: white -pinkPower mode: USBWaterproof grade: IPx3Bluetooth version: 5.0Shell process: ABSSpecifications: Small Size with Powerful PA System: The LATEST VERSION microphone and speaker set is lightweight, compact, and portable. Portable size and lightweight design are perfect for people who dont want to make their living space cluttered. With an audio driver and advanced digital signal processor, the sound is more precise, the volume more moderate, and balanced without any noise. Adjust the volume by pressing and holding the volume button to achieve your ideal volume. Multi-function Karaoke Microphone: Built-in the latest Bluetooth chip for wireless streaming ensures instant pairing and provides a more stable transmission. This portable karaoke machine also supports a Micro TF card, and Flash USB. Compatible with the android mobile phone, TV, iPad, tablet, and PC. Change Voice in Fun Ways: Two mics are a must for duets and dance-offs. Our Bluetooth karaoke machine for kids has seven kinds of magic voice effects: original, monster, baby, female, male, and 2 mixings, which can meet more needs and bring more fun. The voice changer microphone is perfect for in-car karaoke, home party, classroom, speeches, and many other occasions. Long Lasting Battery Life: This Karaoke speaker built-in a large high-efficiency Li-ion battery, which guarantees non-stop music playing up to 8 hours of playtime on 50% volume, and a microphone built-in high-efficiency Li-ion battery. Whether it's an indoor dance or outdoor gathering, you can rock out to your favorite jams without the restrictive cordNote: Microphones that are too close will make sharp and strange sounds, which is relatively common sound feedback, so try to avoid microphones close to speakers.Package Included:1*Speaker1/2*Microphone1*Charging cable1*Instructions