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TPA3255 HIFI 2.1 Amplifier Board Bluetooth 5.4 Extended Subwoofer 150Wx2+300W/4Ω

Details:
The power amplifier board uses two TPA3255 digital power amplifier chips, with an output power of 150Wx2+300W/4 Ω, left and right channels with tone circuits, and adjustable high and low frequencies.
The subwoofer output has low-pass frequency adjustment, and the high notes are bright.
Supports high bit rate lossless transmission, supports a sampling rate of 96k, and supports LDAC. In addition, PCM5102A can decode independently.
Protection mechanism: power reverse protection, short circuit protection, self recovery overheating protection.
Size: 132mmX122mmX42mm

Specifications:
Output channel: 2.1 channels
Amplifier chip: TPA3255x2
Bluetooth chip: QCC3084
Decoding chip: PCM5102A
Bluetooth version: 5.4
Bluetooth protocol: LDAC,APTX,APTX HD,AAC,SBC,APTX-LOSSLESS APTX-ADAPTIVE
Bluetooth parameters: 24BIT/96K
Frequency response range: 20-20KHz
Power supply: DC24V-48V, The higher the voltage, the greater the power
Output power: 150Wx2+300W, 4 Ω, measured at 48V
Compatible speaker: 50W~300W 4 Ω 8 Ω 16 Ω
Protection mechanism: power reverse protection, short circuit protection, self recovery overheating protection
Size: 132mmX122mmX42mm

Note:

1. The output of the amplifier board can only be connected to passive speakers, and cannot be connected to active speakers or constant voltage speakers.
2. The power amplifier board is powered by DC24V-48V. The higher the voltage, the greater the power, but it cannot exceed 48V. In addition, the positive and negative poles of the power input cannot be reversed, otherwise it will burn out the power amplifier board.
3. The negative terminals of the left and right channels of the power amplifier board cannot be connected together, otherwise it will cause the power amplifier board to burn out.
4. The Bluetooth name is "YJHIFI", and when the phone is connected to Bluetooth, it will automatically switch to Bluetooth input.

Package:
1x TPA3255 HIFI 2.1 Amplifier Board Bluetooth 5.4 Extended Subwoofer 150Wx2+300W/4Ω

Payment Terms:

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shipping mathod

We ship to USA by e-packet or other faster delivery shipping method, and we ship to rest of the word by Standard China Post Air Mail, to most of countries, it taks 10-15 business days to arrive if no shipping delay is incured. but to some countries in South America, Africa and East Aian countries, it can take longer time, as long as 40-60 days.
If you need items urgent, we can also ship by expedited shipping such as Fedex, DHL, UPS,Aramex and EMS. Russia just can use Express by EMS. and EMS is still very slow than other Express. we will choose Fedex or DHL for express shipping without special instruction from our customers. we have business corporation with these Express which they will provide a good severice.

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accident may happen sometimes, please contact us to deal with it at first time , thank you !