S600X-W Power Amplifier Board Bluetooth5.2 TPA3255 - 2.1 Channel 1200W

Our review of the S600X-W looks at a wired amplifier board aimed at DIY speaker builders and hobbyist audio installers who need a compact, powerful 2.1 solution. The bottom line: this board is best for people who want flexible inputs and high output without a full prebuilt amplifier enclosure, because its dual TPA3255 chips deliver substantial power and a wide voltage window that suits many battery or PSU setups. Expect clear, loud playback when paired with appropriate speakers, though you should be comfortable with basic wiring and mounting to get the most from it.

Key Features

• Multiple input methods: Bluetooth 5.2, AUX, USB flash drive and USB sound card support let you connect phones, TVs and laptops without extra converters.
• Dual TPA3255 chip set: Two TPA3255 amplifiers provide stereo plus subwoofer output for a true 2.1 channel configuration and strong power headroom.
• High output power: Rated at up to 300W per channel plus 600W for the sub, the board supplies enough power for medium to large DIY speakers when paired with proper power delivery.
• Wide voltage range: Accepts DC 19-51V making it flexible for different power supplies or battery packs used in custom builds.
• Panel design: Includes a small DIY front panel to simplify mounting and give a finished look without drilling holes in your enclosure.
• Protection functions: Built-in short-circuit, over-current, over-heat and anti-reverse protection help protect the board and connected speakers during faults.

Who It's For

The S600X-W suits makers and audio hobbyists building powered speakers, Bluetooth soundbars or multimedia setups who want high power and flexible connectivity in a compact board. It fits projects where users can provide an appropriate DC supply and handle basic wiring and mounting tasks.

It is less suitable for buyers who need a ready-to-use consumer amp with an enclosure, front panel controls or plug-and-play simplicity. Also, if you want a highly refined, finished product with warranty-backed retail support, consider a factory-built amplifier instead.

Pros & Cons

Pros

• Very strong power output for DIY 2.1 systems thanks to the dual TPA3255 chips.
• Multiple input options including Bluetooth 5.2 and USB flash support for versatile source use.
• Wide DC input range makes it compatible with many power supplies and battery setups.
• Protection features reduce risk of damage from common electrical faults.

Cons

• Build quality reports are mixed, so careful mounting and wiring are necessary to avoid mechanical issues in some enclosures.
• Not a finished consumer product-requires DIY skills and an external power source to operate.

Specifications

Channels	2.1 channel (stereo + subwoofer)
Amplifier chips	Dual TPA3255
Max output power	300W x 2 + 600W
Input methods	Bluetooth 5.2, AUX, USB flash drive, USB sound card
Recommended DC input	19 - 51V DC
Protection	Short-circuit, over-current, over-heat, anti-reverse

Our Verdict

The S600X-W is a strong-value board for DIYers who prioritize power and connectivity over a finished enclosure. It delivers robust amplification from the dual TPA3255 chips and versatile inputs, making it a practical core for custom Bluetooth speakers or home audio projects, provided you can manage the mounting and power supply requirements.

Frequently Asked Questions

Does this board support Bluetooth streaming?
Yes, it includes Bluetooth 5.2 for wireless streaming from phones and other Bluetooth sources.

What power supply does it need?
The board accepts a DC input between 19 and 51V; choose a supply that can deliver sufficient current for the rated power.

Are there protection features if something goes wrong?
Yes, the unit has short-circuit, over-current, over-heat and anti-reverse protections and reports faults to the processor to help prevent damage.