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FOSI AUDIO BT20A PRO 2-Channel Bluetooth Power Amplifier
TPA3255｜300watts x2@4Ω｜Mini Hi-Fi Class D
> 300 Watts x2 Power Output: Provided by the TI TPA3255 chip which features an advanced feedback design and proprietary high-speed gate driver error correction. In addition to excellent audio performance, TPA3255 achieves both high power efficiency and very low power stage idle losses below 2.5W.
> High Efficiency: A significant upgrade from the BT20A amplifier. There're two plug-ins NE5532 Op-Amps can be replaced by MUSES02, OPA26041P, OPA2134PA Op-Amps etc. To create a different sound quality. SNR≥108dB; THD≤0.005%.
> Upgraded Bluetooth 5.0 connectivity: By pressing and holding the volume control for five seconds, the Bluetooth pair can be cleared. In addition, it has a Bluetooth memory function, so it can be easily paired the next time. It also receives an alert tone.
> Sound Control: With its unique design, the BT20A Pro amplifier for home audio has a wide range of bass and treble controls. Alternatively, you can turn the treble and bass effects to a middle point to listen to the original sound without effects.
> What you Get: BT20A Pro Power Amplifier x1, Bluetooth Antenna x1, 32V 5A Power Adapter x1, AC Cord x1, User Manual x1, our worry-free 18-month warranty, and friendly customer service.
> Model: BT20A PRO
> Output Power: 300Wx2 @4Ω
> Terminating Impedance: 2-8Ω
> Input Mode: Bluetooth + RCA
> Output Mode: Passive Speakers + Pre-out
> Frequency Range: 20Hz-20kHz(±1.2dB)
> THD: ≤0.005%
> SNR: ≥108dB
> Chip Set: Chip Set
> Bluetooth Transmission Distance: Up to 50Ft
> Bluetooth Transmission Format: SBC/AAC
> Device Dimension: 5x5x1 inches
> DC Input Range: 24-48V
> Power Supply: 32V 5A