This amplifier can be used with KT88 or EL34 vacuum tube, and there is a Red selection button on the Back of the amp to switch. The default matching tubes of this machine is KT88. If you need EL34 tubes, please purchase separately.
Pure hand-made, the whole machine is welded with scaffolding.
Can be used as an Integrated amplifier, power amplifier or Headphone amplifier
Triode and ultra-linear selection are available, which can be switched by the button on the amplifier
The NUBWO computer headset features an enhanced Digital Signal sound card in the control box for clear, natural, and rich audio. Enjoy clear sound whether you're on a video call or listening to music in a busy workspace.
The adjustable boom mic minimizes background noise for clear communication on popular platforms like MS Teams, Skype, Zoom, and more.
At just 60 grams, the headset has a lightweight design that makes it comfortable for all-day use and long calls. Intuitive inline controls let you adjust volume and mute the microphone with ease. An indicator light shows you when the microphone is muted.
Compatible with both smartphones and computers, the headset has a 3.5mm connection for direct plug-in to your phone or tablet. The detachable USB inline controls also allow for easy control of PC and Mac calls.
Built in switchable Optical Limiter XLR Mic In & Pass Through Ground lift on XLR signal Stereo/Mono 1/4-in Monitor Input
3 5mm & 1/4-in Headphone outputs Powered by one 9 volt battery
Max Input Level -20 dB XLR 40 dB monitor Input Impedance 600 Ohm Mic - 22k Ohm Monitor Output Impedance 10 Ohms Gain 20 dB 1/4-in 50 dB XLR. Bandwidth: 50 - 20 kHz (kiloHertz)
S/N Ratio 90 db Limit Threshold 0 db Current Draw 70 Mils Nominal Max Output Level 100 Mil Watts @ 16 Ohm Power 9 - 15 VDC
Clear chat headset: HW03 computer headset has a built-in unidirectional microphone to make your voice loud and clear; reduce unnecessary background noise and make calls clearer; suitable for various occasions, such as Dragon lectures, online courses, Skype chat, call centers, conference calls, and Internet Seminar presentation, etc.
Noise-canceling boom design: The 270-degree rotatable boom microphone ensures precise positioning and optimal noise reduction, without affecting the peripheral vision of the customer service representative, and helping to ensure that the customer hears every word. In addition, you can also wear it on your left or right ear as needed.
Lightweight all-day comfort: HW03 computer earphones provide ultra-lightweight fit for customer service representatives. It is made of artificial leather ear cushions and leather headband, high-end, comfortable, can be worn all day, suitable for your longest talk time.
3.5mm jack/USB plug connection options: The 3.5mm jack audio cable can be unplugged from the control box, which provides you with other connection options for phones and tablets; alternatively, you can use the USB plug with the control box and Use with PC; long headphone cable can move flexibly.
$14.99
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