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.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

BT30D

Product ID: 322368099

Details

Item dimensions L x W x H
13.2 x 12 x
Manufacturer
Fosi Audio
Maximum supply voltage
24 Volts
Minimum supply voltage
24 Volts (DC)
Voltage
230 Volts

📶Bluetooth 5.0 with 50ft range

🔊200W max output power

🎚️Bass/Treble & Sub volume control

185333CFA

Duties & taxes included

In stock

Sold byAmazon CameroonDelivered 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 Cameroon.

Secure transaction

Description

🎧 Elevate your sound game — wireless power meets precision tuning!

NEXT GEN BLUETOOTH 5 0 - Seamless wireless streaming with enhanced stability and up to 50ft range for ultimate device freedom.
PRECISION AUDIO TUNING - Customizable bass, treble, and subwoofer frequency controls let you craft your perfect sound profile.
PLUG PLAY VERSATILITY - Supports Bluetooth and RCA inputs, compatible with passive speakers and powered subwoofers for flexible setups.
COMPACT YET MIGHTY DESIGN - Mini Class D integrated amp packs Texas Instruments TPA3116D2 chips for efficient, crystal-clear audio.
POWERFUL 2 1 CHANNEL OUTPUT - 50W x2 + 100W subwoofer power delivers immersive Hi-Fi sound for home or outdoor setups.

The Fosi Audio BT30D is a compact 2.1 channel Class D amplifier featuring Bluetooth 5.0 for stable wireless streaming up to 50ft. Powered by dual Texas Instruments TPA3116D2 chips, it delivers a total of 200W output (50W x2 + 100W subwoofer) with customizable bass, treble, and subwoofer controls. Ideal for driving home or outdoor passive speakers and subwoofers, it combines high-fidelity sound with versatile connectivity and a sleek, space-saving design.

Specifications

ASIN	B07K7NJ4QN
Best Sellers Rank	#34,718 in Electronics ( See Top 100 in Electronics ) #81 in Home Audio Amplifiers
Brand	Fosi Audio
Customer Reviews	4.4 4.4 out of 5 stars (2,866)
Item Weight	1.1 Kilograms
Manufacturer	Fosi Audio
Mfr Part Number	BT30D
Model Number	BT30D
Number of Items	1
Unit Count	1.0 Count
Warranty Description	18-month manufacturer

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

185333CFA

Duties & taxes included

In stock

Sold byAmazon CameroonDelivered 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 Cameroon.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

View all Trustpilot reviews