New products Shenzhen S711 wireless UHF power voice amplifiers for teachers speech
Speakers / Speaker for Home Theatre
New products Shenzhen S711 wireless UHF power voice amplifiers for teachers speech Model No. S711 Sound coverage 500 square meter Output power 10W Wireless distance 30-35m Frequency domain 90Hz~18KHz Net Weight 155g Charging Voltage DC 5V, 500mA Appearance size 110*88*38mm Lithium batter 1000mAh MIC UHF Wireless headset Charging time 3~5h Working temperature -10~45 Music playing time 6~8h Available color blue; black voice amplifying time 8~10h Package Gift color box Product Show Similar Products