New Rixing NR-4500M Bluetooth 5.0 Portable Outdoor Karaoke Wireless Bluetooth Speaker with Microphone(Grey) Type-Laptop Power Adapter Easy Operation and Portable with

Easy Operation and Portable with auto-detection function

Standby Time 90 days

Environmental protection PVC materials

Built in TF card slot

Manual (including three packs of cards) x 1

New Rixing NR-4500M Bluetooth 5.0 Portable Outdoor Karaoke Wireless Bluetooth Speaker with Microphone(Grey) Type-Laptop Power Adapter Easy Operation and Portable with1. Built in 1500 mAh sufficient amount of 18650 original battery 2. Equipped with wired karaoke microphone 3. 10W high power, with boost 4. Perform Bluetooth playback test at 80% volume, playback time: 2 3 hours, charging time: 3 4 hours (playing time varies with volume and audio content) 5. Support USB, TF card, AUX audio playback, FM radio, cyclic charging, Bluetooth, TWS function 6. Output power: 2*5W 7. Speaker: 2, external magnetic 4 ohm 5W 8.