Wireless dazzle colour outdoor karaoke remote controller Bluetooth speaker-Black

https://blog.hlcwholesale.com/ Functions: card insertion, radio, dust prevention Applicable scenes: desktop, fitness, outdoor Connection mode: Bluetooth connection Interface type: USB Frequency response range: 80HZ-18KHZ Output power: 20~30W Power supply mode: built-in lithium battery Playback duration: 4 hours Extended storage: 32GB Effective distance: 10m Operation mode: button, remote control Display screen: None Playback format: MP3 Support APP: No Supported formats: USB flash disk Radio function: Yes Built in battery capacity: 2000mA - 4000mA Support wireless Bluetooth connection, compatible with 99% Bluetooth devices