Apple 2018 13.3in MacBook Air, Mac OS, Intel Core i5, 1.6 GHz, Intel UHD Graphics 617, 256 GB, Space Gray (Renewed)

【300W POWER】Daakro AK45 Digital Audio Amplifier Fully upgraded design, 300W+300W peak power and 40W+40W rated power, perfectly suitable for 4-16 inch passive speakers.This little BT amplifier which is perfect for karaoke, home theater, and acoustic sound systems. It's great for small apartments, bedrooms, offices, basements, and garages. Its compact size design fits easily into your bookshelf or A/V cabinets. 【Wide Application】Compatible with mobile phones, computers, tablets, notebooks, TVs and projectors with AV audio etc. Recommend for home TV audio, computer audio system-game, tower Speaker, garden speaker. Small simple compact design also for car audio system. 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 profession [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

[300W Power]Daakro BT-298A Audio Amplifier is a multi-function home stereo amplifier, compact and powerful,that provides 40W + 40W rated power and a maximum output of 300W + 300W. perfectly suitable for 4-16 inch passive speakers.This little BT amplifier which is perfect for karaoke, home theater, and acoustic sound systems. It's great for small apartments, bedrooms, offices, basements, and garages. Its compact size design fits 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,and high fidelity sound quality,and also minimizes the impact of noise by eliminating the current sound to the greatest extent possible.Treble, bass can be adjusted according to personal preference. The equalizer optimizes the sound for better output through a speaker. [Easy Operation]Conveniently change audio settings from a distance with the included mini remote control. (NOTE: Remove battery insulating sheet on remote upon receipt for it to work,Remote control can ONLY remotely control the volume of MP3/BT/FM.) Set the desired output of music with bass and treble control knobs. Enjoy a clear and detailed display with our amp that comes with a built-in digital LED display. [Wide Application]The BT-298A audio amplifier compatible with mobile phones, computers, tablets, notebooks,and projectors with AV audio etc. Recommend for home TV audio, computer audio system-game, tower Speaker, garden speaker. Small simple compact design also for car audio system.

[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.