2021 Apple iMac with Apple M1 Chip with 8‑core CPU (24-inch, 8GB RAM, 256GB SSD Storage) (QWERTY English) Silver (Renewed)

[400 Watts of Power] This is a multi-function home stereo amplifier, compact and powerful, that provides 60W + 60W rated power and a maximum output of 400W + 400W. You can enjoy clear and crisp sound with the stereo effect from this small amplifier, which is ideal for karaoke, home theater, and acoustic sound systems. It is suitable for small apartments, bedrooms, offices, basements, and garages. With its compact design, it can fit easily into your bookshelf or A/V cabinets. [Various Input Options] Connect your music streaming devices such as PC, mobile, or laptop via Bluetooth, RCA, or MIC input. It also supports USB, SD/TF card ports, and FM radio. You can enjoy your music the way you want to. (Note: Please keep the distance within 16.4 ft/5m between the device and amplifier without any wall blocking. If you are connecting with PC devices, please keep the distance within 6.5 ft/2m.) [Hi-Fi Amplifier] Designed for those seeking high-fidelity sound quality, this amplifier features 2 enhanced audio processing chips and powerful sound processing technology for low distortion output and high-fidelity sound quality. Treble, bass, and echo can be adjusted according to personal preference. The equalizer optimizes the sound for better output through a speaker or subwoofer. [With MIC Jack and Echo] This KS-33BT Bluetooth stereo audio amplifier is also a karaoke amplifier and not just a hi-fi amplifier. The amplifier, with 2 mic jacks and an echo function, is ideal for karaoke or announcements. You can sing with friends, and it is also possible to achieve the echo effect with our amp. You only need to connect the mic to our amp and adjust the echo knob to get the reverb effect that you want. [Digital LED Display] The integrated receiver for home stereo features an FM radio with a built-in LED display and front-panel audio control center. The HD LED display shows input mode, track and folder names. The package comes with an FM antenna and a remote control for long-distance audio adjustments. (The remote control can remotely control the volume of MP3/BT/FM.)

[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.

[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.