Product 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 NOW!
Bluetooth 5.0 Mini Hi-Fi Amplifier
Product Parameters:
- Power Adapter: 19V/4.74A
- DC Input Range: 15-24V
- Terminating Impedance: 2 Ohm – 8 Ohm
- MAX Power Output: 50W x 2
- THD: ≤ 0.04%;
- Frequency Range: 20Hz – 20kHz (±1 dB)
- SNR: ≥ 98dB
- Input Sensitivity ≤ 280mV
- Input Mode: Bluetooth and 3.5mm AUX
- Bluetooth Transmission Distance: Up to 50ft(15m)
- 2 Channel Power Amp: BT10A, BT20A, 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.
Bluetooth 5.0
- Bluetooth 5.0 streaming range up to 50 ft(15m)
Bass and Treble Control
- With bass and treble control, adjust the sound in your need
Mini but Powerful
- Texas Instruments 3116D2 Amp chip ensure Hi-Fi sound quality
2.0CH Class D Amp
- Perfect for home bookshelf/desktop/passive speakers
How to use the BT10A Bluetooth amplifier?
- Step 1: Connect the speaker wire.
- BT10A support bare wire, banana plugs, spade lugs, or pin terminators. Please turn off the amplifier before connecting to the speakers.
- Step 2: Connect the power supply
- Be sure that the volume/power switch on the front panel is in the OFF position before connecting the power supply.
- Step 3: Operation
- Turn on the volume/power knob and set the volume control to an initial set of about 9 o’clock. Turn on your audio input source and adjust the volume to your desired listening level.
Bluetooth Connection
- The Bluetooth name is ‘Fosi Audio BT10A’, please volume down before Bluetooth connects.
- You can pair it with your Bluetooth device when the amp is powered on.
- If Bluetooth connects, the 3.5mm AUX input is interrupted.
- You need to turn off the Bluetooth on your device if you use 3.5MM AUX input when Bluetooth pairing.

























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