2.4G wireless voice amplifier 2.4G Wireless Version
FM Radio Bluetooth 5.0
Output Power: 30W Auto Pairing
Working time: with normal volume 12-18hours(MIC mode), 6-10 hours(Music mode)
Charging time: 4-6 hours
Product size: 135*101*37mm Battery Capacity: 4000mAh
Support: TF card and USB up to 32G