Menu
Gigabass Audio Bangladesh

Search

Cart

Fosi Audio HT4S

Fosi Audio HT4S

৳ 18,500

Specifications

  • Channel : Bluetooth 4.1 CH Amp
  • Input : Bluetooth + 3.5mm AUX + OPT
  • Output : 3.5mm Pre-Out + Speaker Out
  • SNR : ≥88dB
  • THD : ≤ 0.03%
  • Terminal Impedance : 4-8Ω
  • Rated Power Output : 30w*4+60W*1
  • MAX Power Output : 50Wx5 @4Ω
  • Work Voltage: AC 110V – 240V
  • Product Dimensions : 6.1 x 7.2 x 2 inches
Add to wishlist
Compare
SKU: 24v Categories: , , Tags: , , , , , ,

Share this product

Fosi Audio HT4S 4.1/5 Channel Bluetooth Amplifier

Easily handle various audio inputs and outputs, providing up to 5 channels of output for seamless integration and flexible configurations to meet diverse audio needs.

Designed for Multi-Speaker Scenarios and Sim Racing Gaming

The built-in power supply design achieves minimal footprint, and the front panel indicator light adds a sense of atmosphere; whether it is simulator racing, patio parties, or immersive movie watching, The HT4S integrated amplifier is your ideal choice.

  • Input: 3.5mm AUX, Optical, Bluetooth. Output: 3.5mm Pre-Out, Passive Speakers+Subwoofer
  • Rated Power Output: 4.1 Channel: 30w*4+60W*1 @4Ω; 5.0 Channel: 30W*5
  • Max Power Output: 50Wx5 @4Ω

 

SUB/CEN Channel Mode Switch

In FLAT mode, the SUB/CEN channel outputs full-range audio signals, while in SUB mode, it outputs low-frequency signals from 20 to 300Hz.

Ambient Light Strip

Input modes are color-coded for easy use: blue for Bluetooth, orange for AUX, and red for OPT, to enhance the intuitiveness of operation.

Multi-Functional Remote

Provides functions like device power on/off, input mode switching, one-touch mute, etc., offering greater convenience.

Full-Aluminum Alloy Chassis

Constructed with a full metal casing, CNC machined, finely sandblasted for a simple yet durable and rugged design.

Product details

  • All-in-One Amp: A mini amplifier that integrates DAC and power amplification. This stereo amplifier supports up to 5 channels output, switchable between 4.1 and 5.0 channels. It features Bluetooth, AUX, and optical digital inputs, along with pre-out and support for up to 5 speaker outputs. 
  • Multi-Scenario Solution: Ideal for pairing with outdoor speakers or wall-mounted speakers, perfect for setting up 2 to 5-channel audio systems in environments like patios, cafes, restaurants, bars, etc. It can also serve as a home theater or desktop HiFi system amplifier, meeting your diverse needs from indoor to outdoor settings. 
  • Enhanced Immersion: Take your sim racing and home theater experience to a whole new level! By pairing with bass shakers, its sufficient power output and bass boost help significantly enhance the realism of racing simulator games. When watching movies at home, the vibration feedback can also help you experience your movies in another dimension, making every movie feel more realistic like being in a cinema.
  • Effortless Operation: Featuring a comprehensive user-friendly design with a built-in power supply, accompanied by remote control, supporting bass and treble tone adjustment, a multifunctional central knob for volume control, powering on/off and mode switching, LED mode indicator ambient light, etc. Enjoying music has never been easier. 
  • Elegant and Durable: Continuing Fosi Audio’s tradition of an all-aluminum alloy body design, the CNC unibody construction and fine metal sandblasting process highlight a minimalist aesthetic. The full metal body ensures durability, and you can enjoy Fosi Audio’s 24-month guarantee for every unit.

 

Additional information

Weight 1 kg

You may also like…

The most prominent product in the store, which was bought with the highest number - upsell

fosi audio v3

Fosi Audio V3

Fosi Audio V3
৳ 16,500
fosi audio v3

Fosi Audio V3

Fosi Audio V3
৳ 16,500

Specifications

  • Chip Set: TI TPA3255
  • Output Power: 300Wx2 @4Ω
  • Terminating Impedance: 2-8Ω
  • Input Mode: RCA
  • Output Mode: Speaker Output + Pre-out
  • Frequency Range: 20Hz-20kHz(±0.1dB)
  • SINAD: 88dB
  • THD: 0.003%
  • SNR: ≥110dB
  • Control Knob: Built-in Logarithmic Taper A pot
  • Device Dimension: 6.5×4.1×1.4 inches
  • DC Input Range: 24-48V
  • Power Supply: 32V/5A, 48V/5A

৳ 16,500Add to cart

Fosi Audio BT20A Pro

Fosi Audio BT20A Pro
৳ 13,500

Fosi Audio BT20A Pro

Fosi Audio BT20A Pro
৳ 13,500

Specifications

Max Power Output: 300Wx2 @4Ω

SNR: ≥108dB

Terminating Impedance: 2-8Ω

THD: 0.005%

Power Amplifier Chip: TPA3255

Power Supply: 32V 5A

Input Range: DC 24V-48V

Frequency Response Range: 
20Hz-20kHz(±1.2dB)

Bluetooth Transmission Range: Up to 50Ft

Bluetooth Codec: AAC/SBC

৳ 13,500Add to cart

Related products

The most prominent product in the store, which was bought with the highest number - related

Fosi Audio P3

Fosi Audio P3
৳ 11,500

Fosi Audio P3

Fosi Audio P3
৳ 11,500

Specifications

  • RMS Power: 250mw @16Ω；150mw @32Ω；32mw @250Ω；20mW @300Ω
  • Headphone Impedance: 16-300Ω
  • Noise Floor: 64uV
  • Input Mode: Bluetooth, RCA
  • Output Mode: RCA, 3.5mm Headphone Jack, AUX Out
  • Frequency Range: 20Hz-20kHz(±1dB)
  • Dynamic Range: 104dB
  • THD: ≤0.02%
  • SNR: ≥103dB
  • Crosstalk: 95dB
  • Bluetooth Chip: QCC3031
  • Bluetooth Version: 5.1
  • Bluetooth Range: ≥10m
  • Bluetooth Codecs: SBC/AAC/aptX/aptX HD/aptX LL
  • Power Input DC: 12V/1.5A~3A;

৳ 11,500Add to cart

Aiyima D05

Aiyima D05
৳ 20,000

Aiyima D05

Aiyima D05
৳ 20,000
Parameters:

Product model: Aiyima–D05
Color: Black
Chips set: CM6642, TAS5508, TAS5352A, QCC3031, CS8422, WM8782
Working Voltage: DC 24-36V, can’t over 36V ( package includes 32V 5A power adapter)
Input sensitivity: 0.775V
Frequency response: 20Hz-20kHz (±1dB)
SNR(Singal noise rate): ≥105dB
Total harmonic distortion: 0.001% (1kHz1w)
Bluetooth distortion rate: 0.01%
Bluetooth Version: 5.0 (QCC3031)
Bluetooth support: ACC.SBC.aptX.aptX LL
Speaker match resistance: 4-8Ohm
Amplifier max output power: 120W+120W, load 4Ohm speaker
PC-USB Support max sample rate: PCM 192kHz/24Bit
Coaxial Support max sample rate: PCM 192kHz/24Bit
Optical Support max sample rate: 192kHz/24Bit
PC-USB support system: XP, W7, W10, mac, Linux, mobile phone OTG
Audio input: Bluetooth, PC-USB, Optical, Coaxial, RCA
Audio output: Banana Jack, Golden subwoofer output (connect with active subwoofer speaker)
Product size: 183*128.5*37mm
Package weight: 1.5kg.

৳ 20,000Add to cart

ONOORUS D4

ONOORUS D4
৳ 16,500

ONOORUS D4

ONOORUS D4
৳ 16,500

Specifications：
Model: D4
THD: ≤ 0.01%
SNR: ≥ 108dB
SINAD: 87dB
Input Mode: HDMI ARC / BLUETOOTH/ USB /Optical/ Coaxial /RCA
Power Supply: 36V5A/48V5A/NO POWER
Working Voltage: 24V~ 48V
Terminating Impedance: 2-8Ω
Frequency Range: 20Hz – 20kHz
Output Mode: Passive speakers/Active subwoofer

৳ 16,500Add to cart

Fosi Audio ZH3

Fosi Audio ZH3
৳ 24,500

Fosi Audio ZH3

Fosi Audio ZH3
৳ 24,500

Specifications

General

  • Chipset: XMOS XU316 + AKM4493SEQ + OPA1612 × 4
  • Inputs: Coaxial, Optical, USB, RCA
  • Outputs: 4.4mm Balanced, 6.35mm Single-Ended, RCA, XLR
  • Headphone Impedance: 16 – 300 Ω
  • Power Input: DC 12 V

Supported Sampling Rates

  • USB: PCM 32-bit/768 kHz, DSD512
  • Optical: PCM 24-bit/192 kHz
  • Coaxial: PCM 24-bit/192 kHz

4.4 mm Balanced Headphone Output

  • Maximum Output Power: 2570 mW × 2 (32 Ω, THD+N < 1%)
  • SNR: ≥ 119 dB
  • Dynamic Range: ≥ 119 dB
  • THD: ≤ 0.00018%
  • Noise Floor: ≤ 4.9 μV

6.35 mm Single-Ended Headphone Output

  • Maximum Output Power: 640 mW × 2 (32 Ω, THD+N < 1%)
  • SNR: ≥ 121 dB
  • Dynamic Range: ≥ 121 dB
  • THD: ≤ 0.00024%
  • Noise Floor: ≤ 1.9 μV

 

৳ 24,500Add to cart

Copyright © 2026 Gigabassaudio. All Right Reserved. Powered by The CellTech

About Us | Terms & Conditions | Privacy Policy | Return & Refund Policy