Features 1.[Lightweight And Portable] Karaoke machine with 2 microphones, lightweight, compact and portable, allowing you to enjoy karaoke at home with family and friends, ideal for indoor and outdoor individual or commercial use. 2.[Clear Sound] With sound driver and advanced digital signal processor, the sound is more accurate, the volume is more moderate and balanced without any noise. Adjust the volume by pressing and holding the volume button to achieve the desired volume. 3.[Multi Input] Wireless speaker and microphone set with built in latest Bluetooth 5.0 chip to ensure fast pairing and provide more stable transmission and longer distance. Micro Memory Card, flash USB and AUX input connections are also supported. 4.[High Power Output] This Bluetooth karaoke machine has 2 UHF microphones that provide higher power output, wider frequency offset, better dynamic range and SNR compared to VHF. Compatible with for Android phones, TVs, tablets, PCs. 5.[Long Battery Life] The karaoke speaker has a built in 3000mAh high efficiency lithium ion battery to ensure uninterrupted music playback, and the microphone has built in 1500mAh high efficiency lithium ion battery. For indoor dance or outdoor party. specificationItem Type: BT Karaoke Machine Material: Plastic BT Version: V5.0 Driver Unit: 5.5IN Frequency Range: 100Hz-18KHz SNR: 90dB Output Power: RMS4 (15W) THD=10% BT Distance: Approx. 10m/32.8ft Microphone Distance: 10m/32.8ft Charging Interface: Type C Microphone Function: ECH, Volume Level, EQ Main Features: BT, Memory Card, LNE, U Disk, Comes with Karaoke Mode (Memory Card Supports Up to 128GB, Shipped Without) Speaker Battery Type: 3000mAh Lithium Ion Battery (Built in) Microphone Battery Type: 2 x 1500mAh Lithium Ion Batteries (Built in) PackageList1 x Karaoke Speaker 2 x Microphone 1 x Charging Cable 1 x Sound Cable 1 x Instruction Manual