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

[Dual TPA3116D2 HiFi Chip]Daakro ZK-1002T Bluetooth Amplifier Board uses the original imported TPA3116D2 HiFi amplifier chip with PurePath technology, which features ultra-high resolution, ultra-low distortion and high fidelity sound quality. It supports 2.0 channel configuration, including left and right channel outputs. The left and right channels each deliver 100W of output power for an immersive sound experience. [BT and AUX Input Modes] This amplifier board integrates both 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 choose the traditional AUX input connection to access your audio source. It works with most devices including mobile phones, TVs, laptops and more. It's easy to connect and use, so you can get the most out of your music. [Wide range of applications] The Daakro ZK-1002T amplifier board supports a wide input voltage range from 12V to 24V DC and can be powered by 12V, 19V or 24V. This adaptability ensures that you can easily find a suitable power supply. The board is suitable for 20-200W, 4-8Ω speakers and works well with a wide range of speaker sizes. Whether it is a small speaker or a large audio device, it can be matched to the amplifier board. In other words, you can choose the right power supply and speakers according to your actual needs. [Comprehensive Protection]The Daakro ZK-1002T Bluetooth Amplifier Board has a comprehensive range of built-in protection mechanisms, including over-voltage protection, under-voltage protection, over-temperature protection, short-circuit protection and reverse connection protection. These intelligent protections ensure that your device is protected in all circumstances, so you can enjoy your music with confidence. [Optimum Power Matching] Please note that optimum audio output requires the correct combination of adequate audio input with appropriate supply voltage and current. Different loudspeaker impedances affect the relative sound power. With sufficient voltage and current, higher impedance speakers will produce less relative sound power. Please be aware of these factors to optimise your audio experience.

AK45 HiFi Stereo AMP ▶ -- This Dual channel stereo digital amplifier offer 300W+300W peak power and 40W+40W rated power. Amplifier can input 12-240V. AK35 HiFi Stereo AMP ▶ -- This Dual channel stereo digital amplifier offer 100W+100W peak power and 30W+30W rated power, with 12V 5A power supply to connect the devices. Bluetooth 5.0 ▶ -- Built-in bluetooth 5.0 core, no pop, no audible noise when Bluetooth connection is established, designed for the customers who pursue HiFi sound. (NOTE: Please keep the distance within 30ft/10m between the device and amplifier without any wall blocking. But if you are connecting whith TV or PC devices, please keep the distance within 15ft/5m.) USB 2.0/SD Card Input ▶ -- The sound amplifying mixer device features a USB/SD card input to support flash drives or SD card. Allows you to play your favorite audio files from your computer's media library when you connect it directly to the amp. 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.

[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.)

【Cardioid Dynamic Karaoke Microphone】This handheld dynamic microphone features a cardioid pickup pattern captures source signal such as guitar amplifier or vocalist, while shunning off-axis sound minimizing background noise & feedback reproducing audio without interference from instruments or speakers on stage.It is perfect for live recordings or performances. 【Sturdy and Reliable】this handheld microphone is made of environmentally friendly materials,it is sturdy and durable, not easily corroded by liquids, and comes with a switch. The mesh grille with built-in noise-proof cotton effectively eliminates wind noise and popping sounds.The microphone's shape and size are suitable for hand grip.You will be glad to move freely as the attached cable is around 6.5ft long, no need to worry the loose of the connector or the length of the cable. 【Easy to Operate】This wired microphone operates without the need for batteries, plug and play.It is equipped with an external switch for easy audio control (push up to turn on, push down to turn off). When not in use, you can simply use the switch to turn off the microphone without unplugging the cable. 【Wide Compatibility】The dynamic wired microphone comes with a 1/4"(6.5mm) to 1/8"(3.5mm) TS connector for fitting more devices.Fully supports various devices which has 1/4" or 1/8" Mic input, such as DVD, television, KTV audio, reverberator, mixer, tour bus, etc. ( Note: only supports keyboard piano with mic in jack, not available for headset output.) 【Suitable for Various Settings】The dynamic cardioid microphone delivers an low distortion for clean sound output, precise reproduction of speech and vocals with excellent intelligibility.This karaoke microphone system is ideal for professional KTV, stage performances, business meetings, public speaking, family or friend gatherings, outdoor performances, and more. Whether you are a beginner or a professional user, this microphone is suitable for all.