K6S Outdoor Portable Wireless Bluetooth Speaker with 2pcs Microphone Features: 1. 6.5-inch large-diameter subwoofer for powerful and immersive surround sound. 2. RGB full-color lighting effects for a more dynamic music experience. 3. Stable Bluetooth 5.0 wireless connection with a wide range and stable transmission. 4. Dual wireless microphones for remote control, also supporting 6.5mm wired microphone input. 5. Plug and play support for USB flash drives and memory cards, FM radio reception, and AUX audio input. 6. Remote infrared control for easy song switching. 7. One-button recording function with loop playback. 8. User-friendly portable design; compact body for easy carrying. Specifications: 1. Bluetooth Version: 5.0 2. Music Input: BluetoothUSBTFAUX 3. Lighting Modes: 5 modes with lights that can be turned off 4. Microphone Configuration: Dual VHF wireless microphones 5. Microphone Battery: AA batteries (not included) 6. Speaker Configuration: 6.5-inch 70-magnet 15-inch high-frequency full-range speaker 7. Rated Power: 25W 8. Frequency Response: 100Hz-18kHz 9. Speaker Battery Specifications: 3.7V 3600mAh