1. Strong compatibility: This bluetooth speaker, dual speakers, and dual wireless microphones are all-in-one mobile phone TV entertainment karaoke karaoke machine with strong compatibility, suitable for mobile phones, computers, TVs and major karaoke software. No matter which device you use, you can enjoy the fun of entertainment and karaoke. 2. Bluetooth 5.0 technology: Adopt Bluetooth 5.0 version, support Bluetooth, LINE and other modes of playback, stable transmission can reach a distance of 10 meters. The connection is faster, the power consumption is low, and there is no stuttering phenomenon, allowing you to enjoy high-quality music and karaoke experience. 3. Microphone charging: The microphone can be charged by plugging the USB charging cable into the charging port at the bottom of the microphone. When the speaker is being charged, the microphone can be charged by placing it in the sleeve of the speaker, which is convenient and practical. 4. Strong battery life: The microphone has a built-in 1200mAh battery, and the body has a built-in large-capacity 4000mAh battery. No matter when and where, you can enjoy singing anytime, anywhere. Strong battery life, let you karaoke more freely. 5. High-quality material: The product is made of ABS plastic material, which is durable and reliable. The speaker power is 2*15W, and the battery specification is 7.4V14000mAh. The product size is 375*215*218mm, and the packaging size is moderate, which is convenient to carry and store. Summary: This Bluetooth speaker, dual speakers, and dual wireless microphones is an all-in-one machine for mobile TV entertainment, karaoke karaoke, and karaoke, which has strong compatibility, high-quality sound effects, and convenient charging methods. Bluetooth 5.0 technology supports stable wireless connection, allowing you to enjoy the fun of music and karaoke. The built-in 1200mAh microphone battery and 4000mAh body battery provide strong battery life, allowing you to enjoy karaoke anytime, anywhere. The product is made of durable and reliable ABS plastic material, the speaker power is 2*15W, and the battery specification is 7.4V14000mAh. Overall, this all-in-one speaker is an excellent entertainment device, bringing users high-quality music and karaoke experience. By being compatible with various devices and software, you can enjoy a convenient and free experience.