KTS-1909 (FREE USB with songs) Bluetooth Karaoke Portable Speaker with rechargeable wireless microphone

Specification: Wireless transmission rang: 10meter. Frequency response: 100Hz-20KHz. Max memory support(USB/SD): 32GB. FM scan rang: 87.5-108.0MHz. Playtime: 1-2hrs at 75 volume. Product size: 2827.959.6 cm. Speaker drive size: 8inch 2. Signal to noise ratio: 85dB. Battery capacity: 3000mAh. USB Charging time: 5 hours. N. W: 5.97 KG G. W. 7.46KG. BOX SIZE: 30.930.967.3 cm. special Feature: PORTABLE, Wireless, MIC, TWS. Color: black. Power Source: DC. Battery: Yes. Audio Crossover: Full-Range. Feature: LINEIN, TWS, Microphone, TF, Rotating Light. Waterproof: NO. Comunication: usb. Speaker Type: Wireless. Remote Control: NO. Cabinet Material: Plastic. Display Screen: NO. Voice Control: NO. Built-in Microphone: Yes. Private Mold: Yes. LED Lighting: RGB. Colors: Black. Function: U flash drive, TF, TWS, LINEIN, MIC, Rotating Light. Product Size: 38.53548.8cm. Battery capacity: 3000mAh. Speaker Size: 12 inch. Carton Size: 43*4054cm. Carton G. W: 8.7kg. Usage: Indoor Outdoor Activities