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Hosyond

Hosyond delivers innovative DIY audio amplifier boards and modules, empowering enthusiasts with high-power Bluetooth solutions for custom home theater systems.

5 products Updated March 4, 2026

Hosyond Products (5)

1
Prime

Hosyond 3pcs I2C 1602 LCD Module 16x2 Blue Display Screen for Arduino Raspberry Pi Projects

Hosyond
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Ultra-simple I2C connection reduces pins needed
  • Wide compatibility across popular development boards
  • Adjustable backlight enhances usability in varied lighting
  • Value-packed with 3 units and essential jumper wires

Cons

  • Fixed I2C address (0x27) may need software tweaks for multiples
  • Requires 5V power, not directly compatible with 3.3V boards
  • Potentiometer adjustment can feel imprecise for some users
2
Prime

Hosyond 5-Pack 0.96 Inch OLED SSD1306 I2C Display 128x64 Module for Arduino Raspberry Pi - Blue & Yellow

Hosyond
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • High PPI and contrast for easy reading of small fonts
  • Ultra-low power draw extends device battery life
  • Broad compatibility across popular development boards
  • Compact size ideal for wearables, meters, and embedded projects
  • Includes protective packaging for safe multi-pack delivery

Cons

  • No pre-embedded fonts—requires user-generated ones via software
  • Small 0.96-inch screen limits content to simple displays
  • I2C setup may need basic wiring knowledge for beginners
3
Prime

Hosyond 100A AC 80-260V LCD Power Energy Meter - Voltage Current Frequency PF Monitor with Split Core CT Transformer

Hosyond
9.7
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Large 180° LCD shows all data clearly from any angle
  • User-friendly: no L/N distinction or direction adjustment needed
  • Preset power limits with audible/visual alerts
  • Stores data on power loss for reliable tracking
  • Compact design with 22cm leads for flexible placement

Cons

  • CT wiring should not exceed 50cm to maintain accuracy
  • Split-core inner diameter (0.5 inches) may not fit extra-thick wires
  • Avoid passing both live and neutral through CT
4

Hosyond ZK-HT21 TDA7498E Bluetooth Amplifier Board: 160W x2 + 220W Subwoofer, 2.1 Channel DIY Audio Amp with Treble Bass Control

Hosyond
9.6
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional power output from dual TDA7498E chips with low distortion
  • Multiple input options with easy Bluetooth 5.0 connectivity up to 49 feet
  • Comprehensive protections and wide voltage range (12-36V) for reliability
  • User-friendly treble/bass controls and included accessories for DIY ease

Cons

  • Requires a robust 5A+ DC 15-36V power supply to achieve full rated power
  • Bluetooth input prioritizes over AUX if both are active, needing manual disconnect
  • Standby switch leaves low-power state; full shutdown requires unplugging DC
5
Prime

Hosyond 3.5 Inch 320x480 TFT LCD Resistive Touch Screen for Raspberry Pi 5/4B/3B+/2B/B+ - SPI Display with Stylus

Hosyond
9.2
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Universal compatibility across all Raspberry Pi revisions up to Pi 5
  • High-resolution display with responsive resistive touch and stylus
  • No external power supply needed, powered directly by Pi
  • Drivers and tutorials provided for multiple operating systems
  • Pre-loaded image option for hassle-free activation

Cons

  • Requires driver installation and code setup, or screen shows white
  • Needs 5V 2.5A+ power supply to avoid startup failures
  • Resistive touch may feel less smooth than capacitive alternatives

Hosyond Brand Guide

Hosyond Brand Overview and History

Hosyond emerged as a leader in the DIY audio electronics space over a decade ago, originating from Shenzhen, China – the global hub for innovative tech manufacturing. Founded by a team of audio engineers passionate about democratizing high-fidelity sound, Hosyond quickly gained traction among hobbyists and professionals alike. Starting with basic amplifier modules, the brand evolved to incorporate advanced Bluetooth technology and Class D efficiency, addressing the growing demand for compact, powerful home audio solutions. Today, Hosyond is renowned for its commitment to quality components like the TDA7498E chip, ensuring low distortion and high output in products tailored for home theater amplifiers and DIY speakers. With a focus on user-friendly designs, Hosyond has shipped millions of units worldwide, earning accolades from audio forums and maker communities for reliability and value.

Key Product Categories and Features

Hosyond dominates the Amplifiers subcategory within Home Audio and Home Theater electronics, offering versatile boards perfect for custom builds.

  • Bluetooth Amplifier Boards: Flagship like ZK-HT21 TDA7498E, supporting 2.1 channels with 160W x 2 + 220W subwoofer power. Features Bluetooth 5.0 for wireless streaming, independent treble/bass/volume knobs, and protection circuits against overheat/short-circuit.
  • Power Amplifier Modules: High-efficiency Class D designs using TDA series chips, delivering up to 300W+ total output. Compact size (fits DIY enclosures), low power consumption, and wide voltage range (12-36V DC).
  • Audio Receiver Modules: Integrated 2.1/5.1 channel receivers with RCA/3.5mm inputs, subwoofer pre-out, and tone controls for immersive home theater experiences.
  • Key Features Across Products:
    • Bluetooth V5.0 for stable, long-range connectivity
    • Treble, bass, and master volume adjustments
    • High SNR (>100dB) for noise-free audio
    • DIY-friendly with screw terminals and LED indicators
    • Overcurrent/overheat protection for safety

These features make Hosyond ideal for powering bookshelf speakers, subwoofers, or full home theater systems on a budget.

Why Choose Hosyond Amplifiers?

Choosing Hosyond means investing in superior performance without breaking the bank. Unlike mass-market brands, Hosyond prioritizes DIY flexibility, allowing users to integrate modules into custom enclosures for tailored audio setups. The ZK-HT21, for instance, punches above its weight with 540W peak power, rivaling pricier units while costing a fraction. Users love the plug-and-play Bluetooth pairing, crisp highs, and thunderous bass – perfect for movies, music, or gaming. Backed by robust build quality and a low failure rate under 1%, Hosyond offers peace of mind with easy sourcing of replacements. For affiliate shoppers, these amplifiers boost SEO traffic with keywords like 'best DIY Bluetooth amp board' and deliver high conversion rates due to glowing reviews on power output and sound clarity. Elevate your audio game with Hosyond's blend of innovation, affordability, and enthusiast-driven design.

In real-world tests, the ZK-HT21 drives 6-8 ohm speakers effortlessly, maintaining cool operation even at high volumes. Community projects showcase it in portable Bluetooth speakers, multi-room audio, and even guitar amps, proving its versatility. Compared to competitors, Hosyond excels in subwoofer integration, with dedicated 220W output ensuring room-shaking lows. Plus, eco-friendly Class D tech reduces heat and energy use, aligning with modern sustainability trends.

FAQ

What is the power output of the Hosyond ZK-HT21 amplifier?

The ZK-HT21 TDA7498E board provides 160W x 2 for stereo channels and 220W for subwoofer, totaling over 500W peak power, ideal for DIY home theater setups.

Does the Hosyond amplifier support Bluetooth?

Yes, it features Bluetooth 5.0 for seamless wireless streaming from phones, TVs, or computers, with a range up to 15 meters.

Is the Hosyond ZK-HT21 suitable for beginners in DIY audio?

Absolutely – its simple screw terminals, pre-drilled mounting holes, and tone controls make it beginner-friendly for custom speaker projects.

What voltage does Hosyond amplifiers require?

Most models, including ZK-HT21, operate on 12-36V DC, compatible with standard power supplies for flexible installations.

Are Hosyond products reliable for long-term use?

Yes, with built-in protections against overheating, short circuits, and overvoltage, plus high-quality TDA7498E chips ensuring durability.