Делитель частоты 2-х полосный 180 Вт 2 шт. для домашнего кинотеатра Hi-Fi стерео аудио фильтров с настройками ВЧ и НЧ на 2500 Гц.
978.6
Wireless Bluetooth 4.2 Dual Channel Stereo Multi-Function Digital Power Amplifier Board |
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История цены
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| Месяц | Минимальная цена | Макс. стоимость | Цена |
|---|---|---|---|
| Mar-19-2026 | 0.55 руб. | 0.81 руб. | 0 руб. |
| Feb-19-2026 | 0.67 руб. | 0.6 руб. | 0 руб. |
| Jan-19-2026 | 0.35 руб. | 0.95 руб. | 0 руб. |
| Dec-19-2025 | 0.30 руб. | 0.22 руб. | 0 руб. |
| Nov-19-2025 | 0.52 руб. | 0.48 руб. | 0 руб. |
| Oct-19-2025 | 0.37 руб. | 0.92 руб. | 0 руб. |
| Sep-19-2025 | 0.61 руб. | 0.53 руб. | 0 руб. |
| Aug-19-2025 | 0.29 руб. | 0.79 руб. | 0 руб. |
| Jul-19-2025 | 0.10 руб. | 0.82 руб. | 0 руб. |
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Характеристики
Wireless Bluetooth 4.2 Dual Channel Stereo Multi-Function Digital Power Amplifier Board |
Описание товара
This amplifier board adopts NE5532 low-frequency processing and amplification,adopts TPA3116D2 high-performance digital amplifier core for power stage amplification.The audio signal is amplified by double high resolution,the sound quality power is both correct.board is the finished board which has been welding tested, connected with the speaker,connected with the appropriate power source,connected with bluetooth audio equipment,or connected audio source input, can be played.
1. Bluetooth wireless connection: Support Bluetooth audio reception, external audio source input interface. With USB, MP3 decoding and playback, FM multi-station radio function.2. Optimized design,It adopts high current red ring inductance, special cooling fin and convenient terminals.3. FM multi-band radio station: The enthusiasts' power amplifier, HIFI sound quality, high fidelity, mini compact, easy to carry, easy to use.
4. AC DC universal: Wide operating voltage,efficiency is up to 90%.5. External connect audio input (mobile phone, computer, MP3, DVD, etc.). It can use switch power supply, laptop power supply, charging bottle, car power supply and so on.6. Play mode automatic switch: It can support double channel output of 50W (left channel) + 50W (right channel), featuring small volume, high efficiency and high power.7. USB audio decoding: Support WMA, MP3, WAV, FLAC lossless music file format.
1. Equip the shell, amplifier board, fixing column, screw, related tools, etc.2. Tighten and fix the power amplifier board, it is safer and more reliable.3. Before and after the assembly, make the switch, LED, rotary interface, etc. in the appropriate position and fixed on the bottom plate for easy use.4. Assemble left and right 2 sides shell, seal the upper cover and fix it.5. Install the knob cap and antenna, connect the power supply and the sound box, then it can be used.
8. Voice prompt, multi-status indicator light.
Power Supply Voltage: DC12-24V or AC8-16V
Output Power: 50W * 2
Output Load: 4-8 ohms
Frequency Range: 14-100KHz
Signal-to-noise ratio: 100dB
Channel Number: Dual Channel Stereo
Switching Frequency: 1.2MHz
Wireless Transmission: Transmission distance greater than or equal to 10 m, adopting the latest bluetooth 4.2 protocol
Product Application:
Mobile phone and computer connect freely, enjoy the experience brought by sound quality.
Home theater sound field control, with stereo adjustment, can produce shock sound field, bring you to the scene.
colour:black
Material:Plastic + metal
Size: Approx. 12 * 11.5 * 4.3 cm / 4.7 * 4.5 * 1.7 in
Package Contents:
1* audio board
1* set of shell
Note:
1. Sufficient power supply is recommended. The current must be large enough. Otherwise, the power of the amplifier and horn cannot be used, and it is easy to play the jam.
2. For small power speakers, please control the appropriate volume, and the sound effect will be better with proper speakers and boxes.
3. The digital power amplifier has heating phenomenon in use, so strengthen heat dissipation.
4. Chip overpower use will cause sound pause, this is the circuit protection function, belongs to normal! Just lower the volume appropriately; If the power supply is insufficient, the pause phenomenon will also occur.
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
1. Bluetooth wireless connection: Support Bluetooth audio reception, external audio source input interface. With USB, MP3 decoding and playback, FM multi-station radio function.2. Optimized design,It adopts high current red ring inductance, special cooling fin and convenient terminals.3. FM multi-band radio station: The enthusiasts' power amplifier, HIFI sound quality, high fidelity, mini compact, easy to carry, easy to use.
4. AC DC universal: Wide operating voltage,efficiency is up to 90%.5. External connect audio input (mobile phone, computer, MP3, DVD, etc.). It can use switch power supply, laptop power supply, charging bottle, car power supply and so on.6. Play mode automatic switch: It can support double channel output of 50W (left channel) + 50W (right channel), featuring small volume, high efficiency and high power.7. USB audio decoding: Support WMA, MP3, WAV, FLAC lossless music file format.
1. Equip the shell, amplifier board, fixing column, screw, related tools, etc.2. Tighten and fix the power amplifier board, it is safer and more reliable.3. Before and after the assembly, make the switch, LED, rotary interface, etc. in the appropriate position and fixed on the bottom plate for easy use.4. Assemble left and right 2 sides shell, seal the upper cover and fix it.5. Install the knob cap and antenna, connect the power supply and the sound box, then it can be used.
8. Voice prompt, multi-status indicator light.
Power Supply Voltage: DC12-24V or AC8-16V
Output Power: 50W * 2
Output Load: 4-8 ohms
Frequency Range: 14-100KHz
Signal-to-noise ratio: 100dB
Channel Number: Dual Channel Stereo
Switching Frequency: 1.2MHz
Wireless Transmission: Transmission distance greater than or equal to 10 m, adopting the latest bluetooth 4.2 protocol
Product Application:
Mobile phone and computer connect freely, enjoy the experience brought by sound quality.
Home theater sound field control, with stereo adjustment, can produce shock sound field, bring you to the scene.
colour:black
Material:Plastic + metal
Size: Approx. 12 * 11.5 * 4.3 cm / 4.7 * 4.5 * 1.7 in
Package Contents:
1* audio board
1* set of shell
Note:
1. Sufficient power supply is recommended. The current must be large enough. Otherwise, the power of the amplifier and horn cannot be used, and it is easy to play the jam.
2. For small power speakers, please control the appropriate volume, and the sound effect will be better with proper speakers and boxes.
3. The digital power amplifier has heating phenomenon in use, so strengthen heat dissipation.
4. Chip overpower use will cause sound pause, this is the circuit protection function, belongs to normal! Just lower the volume appropriately; If the power supply is insufficient, the pause phenomenon will also occur.
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
