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!
2.1CH Bluetooth Stereo Amp
Product Parameters:
DC Input Range: 12-24V
Input Sensitivity: ? 0.2mV
Frequency Range: 20Hz-20kHz(±3dB)
THD: ? 0.01%
SNR: ? 98dB
Max Power Output: 50W*2+100W@4?
Speaker Matching Impedance?4-8?
Input Mode: Bluetooth and RCA
Bluetooth Transmission Distance: Up to 65 Ft(20m)
2 Channel Power Amp: BT10A, BT20A, TB10A, V1.0G, TDA7498E, ZK-1002, ZK-502T...
2.1 Channel Power Amp: BT30A, BT30D, BL20C, ZK-TB21
DAC: Q4, Q5, DA2120A, DA2120C, HD3, K3, E10
Subwoofer Amp: TP-01, TP-02, M02, M03
Phono Preamp: Box X2, BOX X1; Tube Preamp: P1
Tube Headphone Amplifier: T20, P2
Others: 5654 tube, Power Adapter, Brush, Audio Cables, GH5000 Gaming Headset
Bass and Treble Control
Bass and treble control ensures enhanced sound. Adopt Texas Instruments 2PCS TPA3116D2 chips, can drive 2-8 ohm, 20-200 Watt bookshelf speakers.
Easy to Set-up Your Stereo System
BT30A amp gives you the power and versatility you need to create a professional 2.1CH sound system. Great amp to driver most home bookshelf speaker or passive subwoofer.
High Gain Antenna
Fast, stable, and efficient transmission. CSR64215 Bluetooth 5.0 core supports aptX low latency and provides exceptional sound quality via crystal-clear wireless transmission.
BT30A BT30D BT30A-More offers DA2120A M03 BT30D-S
Type 2.1 CH Amp 2.1 CH Amp 2.1 CH Amp DAC Amp Subwoofer Amp/Mono Amp 2.1 CH Amp
Input Bluetooth + RCA Bluetooth + RCA Bluetooth + RCA Bluetooth+ AUX + USB + Optical + Coaxial RCA Bluetooth + RCA
Output Passive (Speakers+Subwoofer) Passive (Speakers+Subwoofer) +Powered Subwoofer Passive (Speakers+Subwoofer) Passive Speakers + Powered Subwoofer Passive (Speakers+Subwoofer)+Powered Subwoofer Passive (Speakers+Subwoofer) +Powered Subwoofer
THD ? 0.04% ? 0.04% ? 0.04% ? 0.01% ? 0.03% ? 0.04%
SNR ? 98dB ? 98dB ? 98dB ? 105dB ? 106dB ? 98dB
Terminating Impedance 2-8Ohm 2-8Ohm 2-8Ohm 2-8Ohm 4-8Ohm 2-8Ohm
Power Adapter 24V/4.5A 24V/4.5A 24V/4.5A 24V/4.5A 24V/4.5A 24V/4.5A
Work Voltage AC 110V - 240V AC 110V - 240V AC 110V - 240V AC 110V - 240V AC 110V - 240V AC 110V - 240V
MAX Power Output 50 wattx2+100 watt 50 wattx2+100 watt 50 wattx2+100 watt 50 wattx2 300 watt 50 wattx2+100 watt