Superb HD Stereo Sound Quality: The portable speaker is equipped with high-performance audio driver and advanced digital signal processor, which make the sound clearer, the bass stronger, the volume more moderate and balanced without any noise.Built-in 5.25” subwoofer and 2” tweeter, which amplifier your voice, play the radio or stream songs and it does not distort the audio even at higher volumes. You can enjoy strong, loud and transparent bass and treble. | Multi-function Karaoke Machine: Built-in the latest Bluetooth 5.0 chip for wireless streaming ensures instant pairing and provides the more stable transmission and longer distance. It also supports Micro TF card, Flash USB and AUX in connectivity.Compatible with the android mobile phone, TV, iPad, tablet, PC. The operation panel has a 6.35 microphone input, which is also suitable for guitars.Unique groove design on the karaoke machine allows you to place your phone. | Lightweight & Large Capacity Battery: The bluetooth speaker shell is made of exquisite and durable solid wood/leather. It weighs 2.96 KGS and is attached shoulder strap. Light, portable and compact. You can easily carry it to the beach, outdoor ect. High-performance battery (built-in 3.7V/5200mAh rechargeable large-capacity lithium-ion battery), low power consumption, maximum power for a single charge to continuously play music for 6-8 hours (standby 72 hours, normal play time is 10 hours). | Colorful Disco Lights: This PA system is equipped with colorful disco lights. Independent button to switch lights. The colorful LED lights create pleasant and romantic karaoke and party vibe for you.With this karaoke machine,you can enjoy a colorful and cheerful party. | TWS mode: By connecting two same stereo systems, the powerful and stereo sound will be synchronized and surround you by 2 channels. You can enjoy music with the best sense of presence, power and volume. (NOTE: If you are not satisfied with this speaker system or have any other questions, please feel free to contact us before return. we promises to offer you satisfactory solutions.)