mini speaker integrated wireless Bluetooth handheld children’s microphone

【 Box gauge 】520mm*400mm*430mm

【 Packing 】30 PCS/piece

【 Weight 】 Gross weight is about 665.2g±10g

【 Battery specification 】 Built-in battery 2000mAh

[Power supply and charging time] DC5V≤1000mAh 3-4 hours

Reverberation Echo-sound effect reverberation