KWL3300D professional conference room hand in hand wired microphone microphone system on behalf of unit

KWL 3300D professional conference room hand in hand wired microphone microphone system on behalf of unit ● Frequency Response: 100Hz-16KHz. ● Sensitivity: -44dB ± 2dB ● reference to the speech from: 20-120cm ● microphone tube length: 390mm ● Dimensions: 160x115x45mm ● Net Weight: 1kg ● with a new design of NC ● have to speak with the microphone button and light, can control / direct the machine state ● Single-directional, anti-gas explosion with sound capabilities, with a wind shield ● to bypass capacitor microphone boom, and has instructions to speak with aura ● High sensitivity microphone ● power supply unit from the system host, the input voltage is 18V to be safe ● With automatic machine function, open microphone in the absence of a state pickup (pickup range voice when less than 50dB) will automatically turn off 45 seconds ● 8-core line unit "T" connector ● unit with a microphone cable service Tel: 15811579922 Technical Phone: 13691447385 [Confidence] you have purchased the first commitment to sound equipment to ensure that as soon as you receive the goods are not satisfied, we immediately, completely, 100% unconditional give you a full refund, and We the return shipping! ! ! If sound quality is controversial, to your point of view prevail. If the goods are damaged during transport problem, we bear all freight risk, allowing you to shop without any worries! ! !