Fosi áudio bluetooth amplificador de potência de som bt30d pro 2.1 canais amp receptor de áudio para alto-falante subwoofer 165wx2 + 350w

Fosi Audio Bluetooth Sound Power Amplifier BT30D PRO 2.1 Channel Amp Audio Reciver for Speaker Subwoofer 165Wx2 +350W

Features:

• Advanced 2.1CH Bluetooth 5.0 Receiver Amplifier achieves HiFi music quality, the best choice for your home audio entertainment. You can connect passive speakers/passive subwoofer/powered speakers/powered subwoofer to DIY a stereo sound system.

• Fosi Audio BT30D Pro is the upgraded version for BT30D. All-NEW Black Aluminum Appearance. BT30D VS BT30D Pro: MAX Power Output: 50 Watt x2+100 Watt VS 165 Watt x2+350 Watt, Amplifier Chip: TPA3116D2 VS TPA3255. Output: RCA output for powered subwoofers VS 3.5MM full-range output for powered subwoofers and speakers. Just choose one model for your needs.

• BT30D Pro Adopts 2PCS Texas Instruments TPA3255 high-performance Class-D power amplifier chip. BT30D Pro can drive up to 2 x 175 W into 4-Ω load and 2 x 220 W into 3-Ω load. In addition to excellent audio performance, TPA3255 achieves both high power efficiency and very low power stage idle losses below 1 W. This is achieved through the use of 60 mΩ MOSFETs and an optimized gate driver scheme that achieves significantly lower idle losses than typical discrete implementations.

• Professional wireless amp with subwoofer frequency, SUB volume, master volume/bass/treble control. No pop sound, no audible noise during the connection. Have a good time with Hifi music journey.

• What You Get: BT30D Pro Amp x1, power supply x1, user manual x1, our worry-free 24-month warranty, and friendly customer service.

Highlight:

• Model: BT30D PRO

• Chippest:TPA3255 x2

• DC Input Range: 24-48V

• THD: ≤ 0.03%, SNR: ≥ 108dB

• Frequency Range: 20Hz - 20kHz (±1 dB)

• Input Sensitivity: ≤ 600mV

• Terminating Impedance: 2 - 8 Ohm

• MAX Power Output: 165W×2+350W

• Input Mode: Bluetooth and RCA

• Bluetooth Transmission Distance: Up to 50 Ft

• Package Include: BT30D Pro Amp, Power Supply, Bluetoth Antenna, User Manual

Package Include:

*1x BT30D PRO Amplifier

*1x 32V 5A Power Supply

*1x User Manual

QA
Q1:What is the supported power supply voltage range for the BT30D PRO?

The latest version of the BT30D PRO supports 24-48V power supplies. All BT30D PRO units we ship now support voltages up to 48V.

Q2：Can the BT30D PRO's operational amplifier chip be replaced?

No.