BT30D Bluetooth 5.0 2.1 Channel Power Amplifier with Bass and Treble Control
Fosi Audio BT30D is a HiFi Bluetooth 5.0 power amplifier that features SUB volume/Frequency control and Bass/Treble control. In addition, the BT30D supports Bluetooth or RCA input, suitable for most home passive speakers and passive/powered subwoofers.

Features:
- The Bluetooth Stereo Amplifier adopts performance 2pcs texas instrument TPA3116D2 amp chip, dual-channel max output power 50W x2 +100W to get clear audio sound, no pop, no audible noise, dead silent when nothing is playing through it.
- Speakers’ total frequency output: You’ll get the best sound by using the custom treble bass knob and adjustable 40-300Hz cutoff frequency for the subwoofer!
- Supports wireless playback from Bluetooth devices. Bluetooth 5.0 wireless music streaming technology with an external antenna makes a transmission distance of more than 15m/49ft.
- Entire metallic shell to ensure high quality and durability, advanced circuitry design, built-in speakers protection circuit to ensure Hi-Fi clear and clean sound; With unrivaled sound for the customers who pursue HiFi sound!
- Upgraded DC power outlet for safe use without sparks, included high quality 24V/4.5A power supply enough to drive most passive speakers and powered/passive subwoofer.
Highlight:
- Model: BT30D
- Chipset: TPA3116D2
- Maxpower Output: 50W*2+100W
- THD: 0.05%@output 1W; SNR ≥98dB
- Working Voltage: 12-24V
- Speakers Frequency Response: 20Hz-20kHz(±3dB)
- Bass Cutoff Frequency Range Adjustment: 40-300Hz
- Device Dimension: L118 x W132 x H35 mm/4.72 x 5.2 x 1.38inch
- Input mode: Bluetooth/RCA
- Output mode: Passive Speakers + Passive/Active Subwoofer
- Bluetooth: Bluetooth 5.0, up to 15m/49ft wireless range without hindrance
- Easy Connection
- Bluetooth Network Name: FOSI AUDIO
- Wireless Range: Up to 15m/49ft.
- Works with All of Today’s Latest Bluetooth Devices(IOS, Android, Smartphone, Pad, Tablet, etc.)
Package Include:
- *1x BT30D Amplifier
- *1x 24V 4.5A Power Supply
- *1x User Manual
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We ship directly from the country where the product is made, such as China, Italy, or Taiwan, helping you avoid or pay lower tariffs.
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Return Policy
5 Hours: Mistakes happen when ordering, so you have 5 hours to request a refund for any reason, including if you don’t want to pay the tariff. However, Stripe will not refund you their processing fee if you cancel your order.
All Sales Are Final: After 5 hours, we cannot cancel your order or issue a refund because order cancellations require reverse tariff payments and multiple shipping fees, which are very costly and time-consuming. For technical issues, we will be happy to assist you in resolving problems and provide a replacement if you can prove that the product has a manufacturing defect.
Exchange Policy: We want you to be happy with your new purchase. However, once you have used the product, we cannot issue a refund. However, we will offer an exchange for a product with irreversible manufacturing defects or technical issues. If you purchased the wrong product, then you, as the customer, will be responsible for the re-shipping fees and tariffs. If the product you purchased is defective, email us at support@ozrobotics.com with photos or a video of the faulty parts so we can evaluate the issue before arranging a replacement.
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