Shipment is random. For large quantities, please negotiate separately!

Speaker parameters
Bluetooth version :5.3
Speaker diameter :66mm
Speaker power :6W
Working voltage :3.7V
Frequency range :20Hz-20kHz
Reverberation: Echo sound effect reverberation
Power adapter :DC5V≤1A(Compatible with mobile phone chargers)
Charging duration :3.5-4 hours

Microphone parameters
Pickup: Back-pole condenser microphone
Working voltage :3.7V
Frequency range :20Hz-20kHz
Power adapter :DC5V≤1A(Compatible with mobile phone chargers)
Charging duration: Approximately 2.5 hours

Color: Black, white
Battery: Speaker 1200 mah/Microphone :400 mah
Usage time: About 4 to 5 hours
Product dimensions: Audio equipment 97*115mm, microphone 41*138mm. Packaging quantity :24 units
Speaker power :6W
Packaging size :170*110*150mm
Bulk weight for packing :1 drag 1:14.5kg, 1 drag 2:17.3kg
Net weight of the product :1 tractor 1:570g, 1 tractor 2:650g
Outer box dimensions :52.5*45.5*31.5cm
Gross weight of the product :1 tractor 1:6,00g, 1 tractor 2:6,80g
Speaker size :57mm