C20 PLUS Mini Wireless Bluetooth-compatible Audio Home Singing Karaoke Microphone Speaker Stereo Home KTV Set Handsfree Call

High-concerned chemical: None. Input/Output: TF. Sound Mode: 3D Surround Sound Mode. Category: Speakers. Use: KTV System. Input Power(W: 25-49 W. Voice Control: No. Waterproof: No. Support APP: Yes. Material: Plastic. Inbox adaptor: No. Intelligent Personal Assistant: None. Audio Crossover: Full-Range. Number of Loudspeaker Enclosure: 2. Power Source: USB. Channels: 2 2.0). Battery: Yes. Communication: Induction. Speaker Type: Portable. Cabinet Material: Plastic. Brand Name: yggcoo. Power Source: USB. Origin: Mainland China. 1. Product model: DISOUR Bluetooth Speaker With Wireless Microphone. 2. Bluetooth version: 5.0. 3. Battery capacity: 3.7V 1000mAh speaker 500mAh microphone). 4. Horn: 52MM 4 5W. 5. Effective distance: 10M. 6. Playback duration: Speaker 2-4H, microphone 2-4H. 7. Charging time: Speaker 2-3H, microphone 2-3H. 8. Response frequency range: 60Hz-20KHz. 9. Features: Bluetooth, TF card playback, call mode. 10. Changing voice: KTV, original voice, male voice, female voice,