Bluetooth version: 5.0
Support range: 2.402-2.480ghz
Connection distance: 10M
Horn model: Black magnet
Horn size: 40mm
Impedance: 32 Ω
Sensitivity: 118+/ -3db@1KHz
Frequency response: 20Hz-20KHz
Rechargeable lithium battery: 3.7v/150ma
Usage time 50% volume: 4H

Box size: 41 * 40.5 * 44cm
Net weight:9.2 kg gross weight:10.2 kg