Feature
●The Fosi Audio BL20C is a Bluetooth 5.0 enabled 2.1 channel stereo amplifier and U-disk player with a compact Class D power amp for home theater speaker systems. It allows for convenient and portable use with U-Disk input supporting popular audio formats such as MP3, WMA, APE, FLAC, and WAV. Flexible connection options include U-disk, Bluetooth, and RCA input, all capable of driving passive speakers and powered subwoofers to upgrade your audio system.
●The BL20C stereo receiver amplifier boasts the STMicroelectronics TDA7498E chip for powerful audio performance. This dual BTL class-D audio amplifier is designed for home speaker systems and features a single power supply. BL20C boasts smart protection, thermal overload protection, small offset (<20 mV), standby/mute features, and differential inputs for minimal common-mode noise, providing a superior audio experience.
●Experience top-notch sound quality with the BL20C mini amplifiers advanced circuit design that ensures hi-fi sound. Stream music from your favorite media services with ease and without compromising on sound quality. BL20C is compatible with the latest devices such as iPhone/Android, iPod, iPad, PC, laptop, computer, TV, DVD, and more.
●Experience a new level of control with the BL20C stereo amps various knobs - including bass, treble, volume, and input mode switch, as well as options for the previous song, next song, and play/pause controls. These controls set the BL20C apart from traditional audio amplifiers with a powerful MAX output of up to 320W, allowing for a customized listening experience.
●What you Get: BL20C stereo power amplifier x1, Bluetooth antenna x1, User Manual x1, Power Adapter x1, AC Cord x1, our worry-free 24-month warranty, as well as friendly customer service.
Description
Our Story
Fosi Audio was founded with a simple goal: Build products that sound great and make people want to listen to music every day. We design, manufacture, and sell many Hi-Fi audio products on the market. We pursue your perfect music journey. Enjoy Hi-Fi music with Fosi Audio audio products!
2.1 CH Bluetooth 5.0 Stereo Amp
Product Parameters:
Input mode: U-disk/Bluetooth/RCA
Output mode: Powered subwoofer+ Passive Speakers
SNR: ≥98dB
THD: ≤0.05%
Working voltage: 19-35V
U-disk: USB 2.0, compatible with USB 3.0
U-disk capacity: MAX 32GB, no more than 100MB per file
Support format: MP3/WMA/APE/ FLAC/WAV
Max output power: 160 Watt×2 + powered subwoofer
- 2 Channel Power Amp: BT10A, BT20A, BT20A Pro, TB10A, TB10D, V1.0B, V1.0G, TDA7498E, ZK-1002, ZK-502T.
- 2.1 Channel Power Amp: BT30D, BT30D Pro, BL20A, BL20C, ZK-TB21.
- DAC: Q4, K5 Pro, DS1, DS2. DAC Amplifier: PH04, DA2120A, DA2120C.
- Subwoofer Amp: TP-02, M01-BT, M02, M03, M04.
- Phono Preamp: BOX X1, BOX X2, BOX X3, BOX X4. Tube Preamp: P1.
- Tube Headphone Amplifier: T20, T20X, P2.
- Class AB Amplifier: T3.
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Mutiple Input ModesEasily adjust your input mode with the BL20C audio amplifiers convenient input mode switch, which allows you to choose between U-disk, Bluetooth, and RCA inputs. With priority given to U-disk, followed by Bluetooth and RCA, BL20C ensures a seamless and tailored listening experience. |
STMicroelectronics TDA7498E ChipThe BL20C audio amplifier provides powerful dual-channel stereo output with 160-W + 160-W power output at THD=10% with RL=4Ω and VCC=36V. It also features a 220-W mono parallel BTL output at THD=10% with RL=3Ω and VCC=36V, taking your audio experience to the next level. |
Build 2.1 Channel Stereo SystemSetting up a home stereo sound system with 2.1 amp BL20C is a breeze, as it can effortlessly connect with both passive speakers and a powered subwoofer. In just a few minutes, you can have a fully functional and immersive audio setup. |
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| BL20A | BL20C | BT20A | BT30D | BT30D PRO | BT20A PRO | |
| Customer Reviews | 571
| 779
| 7,988
| 2,442
| 508
| 1,005
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| Price | $79.99 | $89.99 | $79.99 | $89.99 | $109.99 | $99.99 |
| Type | Bluetooth 2.1 CH Amp with Remote Control | Bluetooth 2.1 CH Amp | Bluetooth 2.0 CH Amp | Bluetooth 2.1 CH Amp | Bluetooth 2.1 CH Amp | Bluetooth 2.0 CH Amp |
| MAX Power Output | 100W x 2 | 160W x 2 | 100W x 2 | 50W x 2+100W | 165W×2+350W | 300W x 2 |
| Input | Bluetooth + 3.5mm AUX + U-disk | Bluetooth + RCA + U-disk | Bluetooth + RCA | Bluetooth + RCA | Bluetooth + RCA | Bluetooth + RCA |
| Output | Passive Speakers + Active Speakers/Amplifier/Active Subwoofer | Passive Speakers + Active Subwoofer | Passive Speakers | Passive Speakers+Active/Passive Subwoofer | Passive/Active Speakers+ Passive/Active Subwoofer | Passive Speakers+Active Speakers/Sub/Amp |
| Treble & Bass Control | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| THD | ≤ 0.001% | ≤ 0.05% | ≤ 0.04% | ≤ 0.04% | ≤ 0.3% | ≤ 0.005% |
| SNR | ≥ 92dB | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 85dB | ≥108dB |
| Terminating Impedance | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm |
| Power Adapter | 24V/4.5A | 24V/4.5A | 24V/4.5A | 24V/4.5A | 32V/5A | 32V/5A |
| Work Voltage | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V |
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| T3 | V3 | T20 | Q4 | DS1 | 32V 5A | |
| Customer Reviews | 58
| 503
| 1,181
| 2,675
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| 19
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| Price | $119.99 | $89.99 | $89.99 | $66.99 | $79.99 | $29.99 |
| Type | Bluetooth Tube 2.1 CH Amp | 2.0 CH Amp | Bluetooth Tube 2.0 CH Amp | DAC+Headphone Amp | DAC+Headphone Amp | 32V Power Supply |
| MAX Power Output | 50W x 2 | 300W x 2 | 50W x 2 | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | 120mW@32 Ohm(SE); 220mW@32 Ohm(BAL) | 160W |
| Input | Bluetooth + 3.5mm AUX1+3.5mm AUX2 | RCA | Bluetooth + RCA | PC-USB + Optical + Coaxial | Type C+ USB A | - |
| Output | Passive Speakers + Active Subwoofer+ Headphone | Passive Speakers+Pre-Out | Passive Speakers + Headphone | RCA + 3.5mm Headphone | 3.5mm Headphone+ 4.4mm Headphone | - |
| Treble & Bass Control | ✓ | x | ✓ | ✓ | x | - |
| THD | ≤ 0.1% | <0.003% | ≤ 0.04% | ≤0.01% | ≤ 0.0006%(SE) ≤ 0.001%(BAL) | - |
| SNR | ≥ 80dB | ≥110dB | ≥ 98dB | ≥105dB | ≥120dB | - |
| Terminating Impedance | 4-8 Ohm | 2-8 Ohm | 2-8 Ohm | 16-200 Ohm | 16-300 Ohm | - |
| Power Adapter | - | 32V/5A | 24V/4.5A | - | - | 32V/5.0A |
| Work Voltage | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | DC 5V | - | AC 110V - 240V |