Description
Price: $37.97
(as of Oct 05, 2025 23:27:12 UTC – Details)
Product description
NEOHIPO AK45 Stereo Audio Amplifier Stereo Receiver & Amplifier Home Audio Bluetooth 5.0 Amp
Upgrade Version AK-45 Digital Audio Amplifier
5.0 Bluetooth Stereo Receiver
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The receiver has a built-in Bluetooth 5.0 core and a powerful audio processing chip. Distortion rate: ≤0.2%, Signal to noise ratio: 95db. No crackling or noise when connected via Bluetooth
Upgrade Version AK-45 Digital Audio Amplifier 
Fully upgraded design, 40W+40W rated power, perfectly suitable for 4-8 inch passive speakers. Function expansion, adding a microphone jack. Besides, as a digital amplifier receiver, the sound quality is more perfect than ordinary analog amplifiers.
Multiple Input & Multipurpose 
This frequency amplifier can input audio from external devices such as CDs, DVDs, TVs, PCs, computers, tablets, laptops, mobile phones, MP3s and projectors with AV audio.
With microphone function 
The home audio amplifier receiver with microphone input jack, you can sing karaoke with families or friends at home, amplifier with echo and reverb delay function, you get more perfect HiFi sound quality output
Product Specifications:
Max Output Power 300W*2 RMS 45W*2 Input Mode RCA/BT/FM/USB/SD CARD/MIC; Bluetooth Range Up to 33ft/10m THD ≤ 0.1% SNR 95db Power Adapter AC 110V-240V Frequency Range 20Hz-20KHz(+/-3dB) Recommended speaker Impedance 4-8 Ω
NEOHIPO Amplifier
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Customer Reviews
4.2 out of 5 stars 398
—
4.3 out of 5 stars 168
3.0 out of 5 stars 6
4.2 out of 5 stars 101
4.5 out of 5 stars 70
Price
$37.97$37.97
—
$134.99$134.99
$39.99$39.99
$59.99$59.99
$39.99$39.99
channel
2 channel
2.0/Bridge Mode
2 in / 2 out
/
2 Channels
2 Channels
Output Power
40W*2
Stereo:50W*2 Bridge :100W*1
/
/
140mw @ 16 ohms
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Bluetooth
BT5.0
BT5.3
/
/
/
/
Amplifier Chip
—
TPA3116
/
ES9028Q2M
CM6533
/
Signal-to-noise ratio
＞92DB
≥100dB
≤0.3dB
116DB
≤91dB
≥88dB
Distortion
0.02%
0.04%
≤0.001%
0.0008% @ 1kHz
0.02%
/
【300w Power Stereo Receivers】NEOHIPO AK45 digital audio amplifier is fully upgraded design, 300W+300W peak power and 40W+40W rated power, perfect for 4-16 inch passive speakers. This small BT amplifier is perfect for karaoke, home theater and sound system. It is perfect for small apartments, bedrooms, offices, basements and garages. Its compact size design can be easily put into your bookshelf or A/V cabinet.
【𝟱 𝗜𝗻𝗽𝘂𝘁 𝗦𝘂𝗽𝗽𝗼𝗿𝘁𝘀 𝗩𝗮𝗿𝗶𝗼𝘂𝘀 𝗗𝗲𝘃𝗶𝗰𝗲𝘀】– This home stereo receiver supports various external sources. Features 1*RCA IN for tuner, CD player and tape deck, 2*1/4″ microphone IN, 1*USB IN, 1*SD card slot IN, and 1* BT 5.0/FM radio antenna IN to improve Bluetooth distance & FM sensitivity. Works with today’s latest devices (including smartphone, tablet, iPad, iPhone and computer).
【𝗘𝗤 𝗖𝗼𝗻𝘁𝗿𝗼𝗹𝘀 & 𝗥𝗲𝗺𝗼𝘁𝗲 𝗖𝗼𝗻𝘁𝗿𝗼𝗹】– The bluetooth amplifier features clear, responsive buttons for track name/mode/power switcher. Knobs control for microphone volume, bass, treble and master volume. Included remote control allows you to enjoy different music and sounds on your sofa.
【Amplifier Home Audio Bluetooth 5.0】Bluetooth amplifier Built-in Bluetooth 5.0 core, no popping sound, no audible noise when establishing Bluetooth connection, designed for customers pursuing HiFi sound quality. (Note: Please keep the distance between the device and the amplifier within 30 feet/10 meters without any wall blocking. But if you connect a TV or PC device, please keep the distance within 15 feet/5 meters.)
【Audio Receiver Hi-Fi Amplifier】Bluetooth amplifier for speakersDesigned for users who require high-fidelity sound quality. Built-in 2 upgraded audio processing chips, powerful sound processing technology ensures low distortion output and high-fidelity sound quality, while minimizing the impact of noise by eliminating current sound as much as possible.
【Multiple Input Modes】The stereo receiver with bluetooth supports a variety of external signal sources: Use Bluetooth, RCA and MIC inputs to connect your music streaming devices such as PC/mobile phone/laptop. It also supports USB port, SD/TF card port and FM radio. Enjoy music as you like.
【𝗘𝗮𝘀𝘆 𝘁𝗼 𝗨𝘀𝗲 & 𝗧𝗿𝘂𝗹𝘆 𝗥𝗶𝘀𝗸-𝗳𝗿𝗲𝗲 𝗣𝘂𝗿𝗰𝗵𝗮𝘀𝗲】– Great value with the price for beginners that don’t want to break the bank, don’t need anything too fancy and just enjoy sounds like the old days. 1-year-warranty and service support are included, ensures this will quickly become your favorite no-risk purchase.
Customers say
Customers find the stereo receiver to be a great value for money and appreciate its small size, with one mentioning it’s ideal for garage jams or backyard gatherings. The sound quality receives positive feedback, and customers like its connectivity features, with one noting it works well with turntable and cassette player connections. The Bluetooth functionality receives mixed reviews – while some say it works great, others report poor range. Customers disagree on the volume level, with some finding it plenty loud while others note it defaults to an incredibly loud preset.
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