What are the bass, treble, and subwoofer frequency ranges of the BT30D?

Bass and treble frequency range: 20Hz - 20kHz (±12dB) Subwoofer frequency range: 20Hz - 300Hz.

Does the passive speaker output provide full-range signal on BT30D?

The passive speaker outputs send a full-range signal to the speakers; it is unable to remove the low-end frequencies. A bass knob will not change the gain on your amplifier, but the bass level.

What type of port is the sub out on BT30D?

The sub out terminal on the back of the BT30D is an RCA output.

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Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer

Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer

Product ID: 90732501

Details

Item dimensions L x W x H
5.2 x 4.72 x
Manufacturer
Fosi Audio
Maximum Supply Voltage
24 Volts (DC)
Minimum Supply Voltage
24 Volts (DC)
Voltage
230 Volts

📶Bluetooth 5.0 with 50ft range

🔊200W max power output

🎚️Adjustable bass, treble & sub controls

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Description

🎧 Elevate your sound game—because your space deserves pro-grade vibes.

TAILOR YOUR SOUNDSCAPE - Customizable bass, treble, and subwoofer frequency controls for a truly personalized Hi-Fi experience.
VERSATILE COMPATIBILITY - Supports both Bluetooth and RCA inputs, effortlessly driving passive speakers and powered subwoofers alike.
CUTTING EDGE TECH INSIDE - Dual Texas Instruments TPA3116D2 chips guarantee high efficiency and interference-free audio clarity.
POWER PACKED PERFORMANCE - 50W x2 + 100W subwoofer output delivers room-filling, crystal-clear sound.
SEAMLESS WIRELESS STREAMING - Bluetooth 5.0 ensures stable connection up to 50 feet—cut the cords, not the quality.

The Fosi Audio BT30D is a compact yet powerful 2.1 channel Class D amplifier featuring Bluetooth 5.0 connectivity, delivering up to 200 watts of high-fidelity sound. Equipped with dual TI TPA3116D2 chips, it offers adjustable bass, treble, and subwoofer controls, compatible with both passive and powered speakers. Perfect for home or outdoor setups, it combines advanced wireless streaming with versatile input options for a premium audio experience.

Specifications

ASIN	B07K7NJ4QN
Best Sellers Rank	#14,905 in Electronics ( See Top 100 in Electronics ) #70 in Audio Component Amplifiers
Brand	Fosi Audio
Customer Reviews	4.4 4.4 out of 5 stars (2,958)
Item Weight	1.1 Kilograms
Manufacturer	Fosi Audio
Mfr Part Number	BT30D
Model Number	BT30D
Unit Count	1.0 Count
Warranty Description	18-month manufacturer

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€ 183.70

Duties & taxes included

In stock

Sold byAmazon BelgiumDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Belgium.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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