Features 1.Full Frequency Speaker: The karaoke machine uses 5W full range speakers with hidden passive radiators at the bottom to provide rich sound and clear sound. 2.Digital Sound Technology, Enhanced Bass: The karaoke machine uses the latest digital sound technology with a bass boost system that lets you enjoy classical, country and rock music in stereo. 3.6 Modes: Karaoke machine has 6 sound modes, acoustic mode, male to female mode, female to male mode, magical mode, children's sound mode, karaoke mode. 4.Easy to Operate: The kararo machine equipped with 2 wireless microphones that can produce superior sound. You can switch the sound output mode by briefly pressing the switch on the microphone. 5.Long Battery Life: Portable karaoke machine has a built in 1200mAh rechargeable battery, which has a long battery life and meets your actual needs. 6.Lightweight and Portable: The portable bluetooth karaoke machine is lightweight, and the leather wristband makes the retro speaker sturdy and portable and can be taken anywhere. 7Wide Range of Scenes: Kararo machine is ideal for family outings, karaoke parties, family gatherings, churches, hotel meeting rooms, classrooms, lecture rooms, gymnasiums, fitness centers, etc specificationItem Type: Karaoke Machine Material: ABS Size: Approx. 11x7x5cm / 4.3x2.8x2.0in Color: White Speaker Battery: Polymer Lithium Ion Battery (Built in) Capacity: 1200 mAh Microphone Battery: Polymer Lithium Ion Battery (Built in) Capacity: 800 mAh (Single Mark) Microphone Mode: Original Sound Mode, Female Voice Mode, Male Voice Mode, KTV Mode, Doll Mode, Magic Sound Mode. Charging Interface: USB C Output Mode: Bluetooth, AUX and Memory Card (Memory Card Supports Up to 64G Without Memory Card) Bluetooth Version: V5.0 Microphone Working Time: 6-8 Hours PackageList 1 x Karaoke Machine 2 x Microphone 1 x Instruction Manual 1 x USB Charging Cable NotePlease allow some error in manual measurement.