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[Strong Output Power]Daakro tube amplifier is a Hi-Fi Bluetooth 5.0 stereo tube amplifier that offers a warm and natural sound quality, superb audio fidelity, and efficiency,50W per channel (4Ω) to easily drive all 4-16Ω passive speakers. You can build a 2.0CH home sound system to hook 2 passive speakers to get hifi music enjoyment. [Multiple Input Modes]Daakro Hybrid Tube Amplifier with 5 kinds of analog and digital audio input (Bluetooth 5.0 / USB / Coaxial / Optical / 3 groups of RCA), compatible with almost all audio devices such as MP3, phone, tablet, computer, CD players etc. to meet different needs of home audio systems. U-disk input supports lossless formats such as APE, FLAC, WAV etc., easy to enjoy HiFi music. [HiFi Clear Sound]Bluetooth Tube Power Amplifier/Headphone Amplifier resonable circuit and concise wiring, adopts upgraded vacuum tubes 6P1 and 6N2 to soften the sound and filter out the digital feelings, sounds warm and sweet without noise,presents HiFi music with rousing highs and deep lows. [LED Display]Unique design and attractive appearance, exquisite black panel and retro vacuum tube are combined that looks luxurious and elegant. LED display screen can show the working status in real time, very suitable for home and desktop audio system use. [What You Get]tube Amplifier x1, Power Cable x1, User Manual x1, Audio Cable x1,Remote Controls x1.We recommend that you spend 100-300 hours to RUN-IN this amplifier to get a better sound. Generally, you could get a better and stable sound after 100 hours, and you could get the best sound after accumulating more than 300 hours.

[Powerful Sound Quality]M19-BT mini amplifier adopts Texas Instruments TPA3116 high performance low distortion high power Class D amplifier chip, with lowest noise, distortion, clipping, very quiet.Delivering an impressive 100W RMS per channel at 4 ohms, 20 Hz - 20 kHz, 0.04% THD, the amplifier produces powerful and clear hi-fi sound. It's a simple but powerful mini amplifier for your home stereo speaker system (suitable for passive speakers only, not for powered speakers). [Upgraded Bluetooth 5.3 Connectivity]This Bluetooth Amplifier is equipped with the latest Bluetooth 5.3 core, which provides stronger connection stability and longer connection distance of up to 65 feet (20 meters) compared to other amplifiers with Bluetooth 5.0 chips, no pop, no audible noise when Bluetooth connection is established, designed for the customers who pursue HiFi sound. (NOTE: Please keep the distance within 50ft/15m between the device and amplifier without any wall blocking. ) [Exclusive RGB Light Design]M19-BT HiFi Class D amplifier has been redesigned, adding RGB lights to the main volume knob, the RGB lights can be changed according to the volume adjustment of the music, with multi-color dynamic change, single-color gradient/increase/decrease modes, which can enhance the music atmosphere; and the volume knob of the audio receiver can be clicked to set the play/pause/up/down of the song, making the interface of the amplifier more simple and clean. [Multiple Input Modes]The Stereo DAC-Headphone Amplifier Combo is a versatile device that can be connected to most home audio systems and headphones; it not only connects to music streaming devices such as computers, mobile phones or laptops via Bluetooth 5.3, but also has multiple input modes such as Headphone/Microphone/RCA/Optical/Coaxial/AUX.This amplifier is designed for users who demand high fidelity sound quality, and the equalizer can be adjusted to personal preference for better output. [Wide Application]The Daakro M19-BT mini power amplifier can drive almost home large passive bookshelf speakers, ensuring top-notch sound quality.Also compatible with cell phones, computers, tablets, notebooks, TVs and projectors, etc. Small simple compact design also for car audio system.Use our A07 home audio stereo amplifier, connected to your home audio speakers to form a perfecut HIFI system, allowing you to liberate your ears in this noisy city.

[Warm Tip] Please note that the Daakro DJ20 mixer is not a professional grade audio mixer, but an audio console suitable for beginner or intermediate podcasters. Ideal for podcasting, live streaming, YouTube, Twitch, studio music recording, DJing, and more. Due to the complexity of the product's use and buttons, you may encounter some problems during the use, please refer to the guide/video on the page, if you have any questions, please contact us, we will provide you with answers from professionals to help you solve your questions and start your live broadcast easily. [Excellent Performance with Superior Preamp] DJ20 audio mixer built-in a premium preamp,support 48V phantom power for optimal performance of XLR microphones. While 48V phantom power brings the condenser microphone to life. The 32-bit high-performance DSP chipset and DENOISE function provide clearer sound. [Enhance Live Streaming Atmosphere] Game Audio Mixer supports three pre-recorded customized buttons, which can be recorded and activated by simply pressing the button, thus saving more post-production time. Eight built-in effects such as applause, laughter, cheers, etc. and a voice change button allow you to engage your audience in an entertaining and interactive way. Our digital audio workstation controller lets you upload your favorite audio for podcast recording from your smartphone, computer, microphone or Bluetooth device. [Upgraded Podcasting Equipment]: The Daakro audio interfaces have been upgraded with new features and aesthetics to enhance your podcasts! They're plug-and-play, record clear audio, and have a sleek design that gives your home studio a professional look. Compatible with smartphones, PCs, tablets, Windows, Mac OS and more, our devices are perfect for gaming & streaming, podcast recording, voiceovers and content creation. [Adjust at Any Time]The audio interface mixer has three adjustable tones (treble, midrange, bass) with separate volume faders; there are also volume knobs for microphone, Echo, record, music, monitor, etc., which allow you to adjust your sound at any time for podcasting, gaming & streaming, and more! [Multi-Interface Connection] The DJ20 mixer is designed for live streaming. You can use the OTG/PC connector to connect a computer or tablet, the Live Output1/2/3 connector to connect a smartphone for podcast recording and streaming, and the Headset connector to connect studio monitors for sound output. Use the Music jack to connect an input companion to your smartphone or other device, the MIC1/2 to connect your favorite XLR condenser/dynamic microphone (3.5mm connector only), and the 48V jack to connect an XLR microphone! [Built-in Battery, Lasts 6 Hours]Built-in 2400mAh battery ensures uninterrupted live broadcasting. Never worry about running out of power again. The battery lasts up to 6 hours on a full charge, so you can create content wherever you go. While charging your PC's audio interface through the USB-C charging port, you can also charge your Android phone through another USB-C port. With this feature, you can enjoy podcasting or streaming for a long time.

[Dual TPA3116D2 HiFi Chip]Daakro ZK-TB21 Bluetooth Amplifier Board uses the original imported TPA3116D2 HiFi amplifier chip with PurePath technology for ultra-high resolution, ultra-low distortion and high-fidelity sound quality. Supports 2.1-channel configuration, including left channel, right channel and subwoofer output. The left and right channels each provide 50W output power, and the subwoofer can reach a maximum output power of 100W, creating an immersive sound experience. [Dual Audio Input Modes] This amplifier board integrates AUX and Bluetooth 5.0 input methods. You can seamlessly connect with the latest Bluetooth 5.0 technology and enjoy the convenience of wireless, or you can choose the traditional AUX input connection to access the audio source. The vast majority of devices can be used, such as mobile phones, TVs, laptops, etc. It is very easy to connect and use, enjoy the fun of music. [Wide Application]The Daakro ZK-TB21 amplifier board supports a wide input voltage range from 12V to 24V DC, and can be powered by 12V, 15V, 18V, or 24V. This adaptability ensures that you can easily find the right power source. The board is suitable for 30-200W, 4-8Ω speakers, and can be perfectly matched with speakers of all sizes. This means you can choose the right power supply and speakers according to your actual needs. [Comprehensive Protection]The Daakro ZK-TB21 Bluetooth Amplifier Board has a comprehensive built-in protection mechanism, including over-voltage protection, under-voltage protection, over-temperature protection, short-circuit protection and reverse connection protection. These smart protection features ensure that your device is protected in every situation, so you can enjoy your music with confidence. [Optimal Power Matching]Note that optimal audio output requires the correct combination of adequate audio input with appropriate power supply voltage and current. Different loudspeaker impedances affect relative sound power. A loudspeaker with a higher impedance will produce less relative sound power with sufficient voltage and current. Please be aware of these factors to optimize your audio experience.