Product Dimensions:2.75 x 2.75 x 3.5 inches Item Weight:1.46 pounds Batteries:1 Lithium Ion batteries required. (included) 2 Wireless Microphones and Vocal Elimination: This kids mini karaoke machine is equipped with two microphones, which allows two kids or adults to sing and play together, effortlessly enabling duets. It also features a convenient one-click function to eliminate the original vocals from the music, allowing you to fully enjoy your singing performance. You can also use headphones to listen to your own wonderful voice. Enhanced Audio Performance: With an upgraded karaoke system, this karaoke machine features 3 speakers - one for vocals and two diaphragm speakers - delivering impeccable sound quality and ensuring a perfect musical experience. Less than 40ms Microphone Delay: Thanks to the upgraded chip, this mini karaoke machine with microphone minimizes the processing time, resulting in an almost real-time transmission of sound from the microphone to the speaker, with a delay of less than 40ms. It's the ideal choice for home KTV and singing sessions. Durable Iron Mesh Enclosure: This kids karaoke mini machine is designed with a sturdy iron mesh packaging on all sides, providing superior protection against accidental drops and breakage. Advantage of Bluetooth 5.3: Faster data transfer speeds / Extended wireless range / Improved power efficiency / Enhanced audio quality / Increased capacity for device connections. Bluetooth 5.3 delivers a better wireless experience, allowing for quicker transfers, longer range connections, longer battery life, superior audio, and more devices connected simultaneously. Long Time Playing: This kids singing machine has built-in rechargeable battery that ensures 8-10 hours of playback time. Charge faster and last longer. Birthday parties, Conferences, Classes, Outdoor activities etc.. This portable Bluetooth speaker and wireless microphone will satisfy all your "happy singing" needs. Real-time Ear Return: Our karaoke machine features a headphone output interface on the back, making it perfect for singing practice and family karaoke sessions. Internal vocal removal function so you can sing to your favorite songs! 2 Wireless Microphones and Vocal Elimination: This kids mini karaoke machine is equipped with two microphones, which allows two kids or adults to sing and play together, effortlessly enabling duets. It also features a convenient one-click function to eliminate the original vocals from the music, allowing you to fully enjoy your singing performance. You can also use headphones to listen to your own wonderful voice. Enhanced Audio Performance: With an upgraded karaoke system, this karaoke machine features 3 speakers - one for vocals and two diaphragm speakers - delivering impeccable sound quality and ensuring a perfect musical experience. Less than 40ms Microphone Delay: Thanks to the upgraded chip, this mini karaoke machine with microphone minimizes the processing time, resulting in an almost real-time transmission of sound from the microphone to the speaker, with a delay of less than 40ms. It's the ideal choice for home KTV and singing sessions. Durable Iron Mesh Enclosure: This kids karaoke mini machine is designed with a sturdy iron mesh packaging on all sides, providing superior protection against accidental drops and breakage. Advantage of Bluetooth 5.3: Faster data transfer speeds / Extended wireless range / Improved power efficiency / Enhanced audio quality / Increased capacity for device connections. Bluetooth 5.3 delivers a better wireless experience, allowing for quicker transfers, longer range connections, longer battery life, superior audio, and more devices connected simultaneously. Long Time Playing: This kids singing machine has built-in rechargeable battery that ensures 8-10 hours of playback time. Charge faster and last longer. Birthday parties, Conferences, Classes, Outdoor activities etc.. This portable Bluetooth speaker and wireless microphone will satisfy all your "happy singing" needs. Real-time Ear Return: Our karaoke machine features a headphone output interface on the back, making it perfect for singing practice and family karaoke sessions. Internal vocal removal function so you can sing to your favorite songs! Compact and Portable Design: With a cylindrical shape measuring 3 inches in diameter and 3.5 inches in height, this karaoke machine is designed to be easily portable. And this mini karaoke machine with microphone can also support TF cards, allowing kids to carry their favorite music for trick-or-treating on Halloween. Its compact size makes it easy to carry when traveling. Multi-function Karaoke Machine for Kids: Equipped with 4 magical sound effects, providing endless fun for children. It's the perfect gift for both kids and adults during Birthday party, Christmas, and so on. Customer Service form Iyoyo: Thank you for choosing our product! We provideP