AIYIMA S400 Upgrade Active Speakers Wooden Studio Monitor Bluetooth USB OPT RCA Inputs Subwoofer Output Record Player Speaker
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£82.39£121.16
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Specifications
- Brand Name
- Aiyima
- Power Source
- None, None
- Inbox adaptor
- No
- Cabinet Material
- PVC
- Audio Crossover
- Full-Range
- Waterproof
- Yes
- Voltage range
- Low voltage non-USB (below 75V DC, below 50V AC)
- Communication
- Induction
- Speaker Type
- Portable
- Channels
- 2 (2.0)
- Support APP
- No
- Battery
- No
- Category
- Speakers
- Use
- Home
- Origin
- Mainland China
- Sound Mode
- Immersive Sound Mode, Stereo Sound Mode, Standard Mode
- Voice Control
- No
- Number of Loudspeaker Enclosure
- 2
- Input Power(W)
- 50-99 W
- High-concerned chemical
- None
- Input/Output
- AUX
- Intelligent Personal Assistant
- NONE
- Tweeter material
- Silk
- Weight[g]
- 2370
- Total Harmonic Distortion
- 1
- Sensivity
- 85
- Certification
- CE, EAC, FCC, RoHS, KC
- PMPO
- 100 W
- Impedance
- 4-8 Ohm
- Material
- Wooden, MDF /ABS
- Frequency Range
- 45Hz-20KHz
- Bluetooth Version
- 5.3
- SNR
- ≥ 85dB
- frequency response range
- 45HZ to 20KHZ
- power input
- DC 21V
- Input
- Bluetooth ,optical fiber ,RCA ,USB ,Sound card
- output
- SUB
- Main control chip
- BP1048B1
- Power amplifier chip
- TPA3118
- 1
- The s400 adopts a wooden cavity and pvc iron sheet process. The wooden cavity can minimize resonance to the greatest extent. It is aesthetically pleasing while ensuring the reproduction of sound
- 2
- The s400 adopts the tpa3118 power amplifier chip, which is a high-efficiency Class D audio amplifier chip from TI in the United States, with a power output of up to 50w*2
- 3
- The mid and low-frequency speakers of the s400 are equipped with 3-inch fiberglass cones. The features of this speaker include good rigidity and resistance to deformation, which can better ensure powerful and undistorted bass. The high-frequency speaker uses a 20-core silk membrane tweeter , It perfectly restores the sound
- 4
- The s400 can be digitally connected to a speaker via a usb interface, eliminating the traditional analog signal transmission distortion. The transmission rate can reach 16-bit 48KHz, equivalent to DVD sound quality. The advantage of DAC transmission is that there is no need to spend a lot of money on old analog signal cables, resulting in less distortion and stronger sound interpretation power
- 5
- The s400 is equipped with a sub output interface, which can be connected to an external active subwoofer to form a 2.1 solution, making it convenient for users to build their own small home audio-visual solution
Product Description
Pros & Cons
Pros
- Wooden enclosure minimizes resonance for clear audio
- TPA3118 chip delivers 50W*2 powerful sound
- Multiple inputs including Bluetooth 5.3 and USB DAC
- Subwoofer output for 2.1 expansion
- High SNR ≥85dB and wide 45Hz-20kHz frequency
Cons
- No built-in battery, requires DC 21V adapter
- No app support or voice control
- Weight 2.37kg may not be ultra-portable
- No waterproofing despite home use
Common Questions
What materials are used in the AIYIMA S400 active speakers?
Wooden MDF/ABS cabinet with PVC iron sheet, fiberglass cones, silk tweeter for superior sound.
What is the size, power, and connectivity of the S400 speakers?
2.0 channel bookshelf speakers, 50W*2 power, inputs: Bluetooth 5.3, USB, OPT, RCA; subwoofer output; 45Hz-20kHz range.
Are the AIYIMA S400 speakers compatible with my devices?
Yes, supports Bluetooth, USB DAC (16-bit/48kHz), optical, RCA for phones, PCs, record players, TVs.
How do I set up and use the S400 studio monitor speakers?
Connect via DC 21V power, pair Bluetooth or wire inputs; TPA3118 chip for hi-fi sound, add sub for 2.1 setup.
What is the shipping weight and time for AIYIMA S400 speakers?
2.37kg total, ships from Mainland China in 10-25 days; CE/FCC/RoHS certified.
Product information last updated on January 17, 2026