BM-A280 Hi-Power Mixing Amplifer System with Bluetooth (250Wx2)

BM-A280 Hi-Power Mixing Amplifer System with Bluetooth (250Wx2)

Best media A-280 Hi-Power Amplifier is an advance Karaoke Amplifier that gives you more control on your Music and Microphone voice outcome. A-280 contains most basic and advance function such as Music Tone Control has Bass, Mid, Treble and Music Balance Control. Its unique design of the front panel is easy to read and friendly to use. The incorporate of two digital music bars on a glassy surface make this amplifier look more professional and is a great add to singing atmosphere. Thus, this Black shinny Amplifier is an excellent add-in music entertainment to your Karaoke room, music performance or party celebration.

A-280 is not just look great on the outside, it features excellent technology and high quality material on every of its parts. 
Similar to Best Media A-150 Karaoke Amplifier, A-280 is designed with Switchable Two Speaker System. You can connect two sets of compatible Speakers to A-280, such as Boss Speakers for Movie Theater, and Best Media Speakers for Karaoke. With Speaker Switchable function, you can enjoy both watching Movie and Singing Karaoke just by just select which set of Speaker system you want it to play. But more advance than A-150, A-280 Power Amplifier can support up to 4 speakers, which not only gives you more power, more important, this provide customer variety ways to arrange speakers in the room. A good arrangement of speakers can add depth and dynamic of music to the space. It certainly turn your outcome sound to realistic and smooth music. 
This version only has built-in Bluetooth, so you can play your Youtube songs from your smart device.

And If the Power of Speaker is still not enough to you, Pre-Out input is available for subwoofer or Power Monitor

Power Protection: A-280 contains excellent built-in Auto Corrected Power Protection to protect both your Speakers and Amplifier get damage from excess its max Power limit.

Special Add-in:
Headphone Output Jack has been added to A-280 for those wanting to practice singing by hearing your voice directly from Headphone. This is an great way to practice, test and adjust your tone before any singing performance or contest.

Record plug-in is available, however, optional recorder is required.

280W + 280W max power output (8ohms)

- Feature with Bluetooth 
- Digital Echo with Repeat and Delay Control
- Music Tone Control: Bass, Mid, Treble & Music Balance Control
- 4 Microphone Input
- 5 Audio/Video Input: KTV, DVD, AV1, AV2, DVR
- Switchable 2 Speaker system (SP-A, SP-B) 
- Support up to 2 Speakers / Speaker System
- One Speaker System (SP-A or SP-B): 6 ohms - 12ohms
- Two Speaker System (SP-A and SP-B): 8 ohms -12 ohms
- M1 M2 M3 Reset - music high volume control 
- Headphone Output Jack (for Singer to practice)
- Microphone Record Level Control
- Microphone Memory Reset function
- 1 x Pre-Out (able to support Power Amplifier/ Recorder)

- Power Output: 280W
- THD INTO (8 ohms): <0.004%
- Frequency Response: 20 Hz ~ 20 KHz +0dB/2.5dB
- Input Sensitivity/ Impedance: 150mV/47KW
- Signal To Noise Ratio: >-75dB
- Music Tone Control
      - Bass: 100Hz ± 10dB
      - Mid: 1Khz ± 10dB
      - Treble: 10KHz ± 10dB
      - High: 100Hz ± 5.5dB
      - Low:   10Hz ± 5.5dB
- Echo Mixing Model: Digital Delay
- Power Consumption: 375W
- Power Requirement: AC 100V ~ 60Hz
- Dimension: 16.9" L x 6.
3" H  x 15.7" W

- Weight: 27.3 lbs


**Best Media Amplifier: 24 Months Manufacturer Warranty

For more detail, please refer to Warranty section

Write a review

Note: HTML is not translated!
    Bad           Good

Best Media Product:

  • BM-2000 has 12 Months Warranty
  • BM-3000 has 12 Months Warranty
  • BM-4000 has 24 Months Warranty
  • Best Media Brand Amplifier has 24 Months Warranty
  • Best Media Brand Speaker has 12 Months Warranty
  • All other Best Media products have 12 Months Warranty.

Please keep your receipt/invoice to have your merchandise being repaired under warranty.


**Other Brands like VocoPro, BMB, DTech, etc. have ONE (1) Year Manufacture warranty.  

- Please contact the item's Manufacture for any defective items, technical support, or warranty coverage.

- We can assist you with Manufacture's contact information.  Best Media is not responsible for any fees related to repairs, or shipping cost.

- For more detail: please see Return/exchange policy, please see here.




Warranty Policy:

BEST MEDIA warrants this product to the original purchaser ONLY, to be free from defects in materials under normal use from the date of original purchase. BEST MEDIA warrants free labor for at its option under the warranty period, to replace product if it is determined to be defective at "No Charge." This limited warranty does not cover any loss or damages that occur as a result of:

  • Cosmetic damage.
  • Shipping or improper installation or maintenance.
  • Misuse.
  • Neglect.
  • Any cause other than ordinary commercial or industrial application.
  • Adjustment by non-authorized source or any of the products firmware or hardware
    that you or any third party have modified or altered
  • Improper environment
  • Excessive or inadequate heating or air conditioning or electrical power failures,
    surges, connection to improper voltage supply or settings or other irregularities.
  • Accidents, acts of God.


-  In United States, contact your dealer or BEST MEDIA Customer Service at or 909-348-5558

- Sorry, there is no warranty coverage out of the United States.



Defective - means that there is manufacturing error that prevent normal use of item per manufacture guidelines.

If the problem is not manufacture defect, but due to human error, or intentional destruction, Warranty will not cover, and repair fee and return shipping fee will be collected.


Regarding damaged VGA

- We always tested our Touch Monitor to ensure its quality before shipping out the item, and all our VGA cable (25ft) are brand new. 

- If the Touch Monitor only shows up in one color or mono color (yellow, red, or green), most of the cases is due to forcefully connecting the cable. This causes the pin(s) on VGA male head is damaged.  Warranty does not cover because this problem is resulted from human error, not manufacture error. Please use with care. Thanks,

- If extended VGA cable (25ft) is damaged, you can purchase a new cable to replace it.

- If built-in VGA cable on the Touch Monitor is damaged, buyer can request repair service.  Buyer pays repair service and all shipping fee.



Who pays for shipping?

- During warranty period, Best Media will only ship back to you. It is your responsibility to ship the item to us. We recommend you to carefully pack your item and insure your package to prevent any delivery damage.  If you are located or visit near Los Angeles Area, you can bring the product to our office.






To have your merchandise repaired under warranty:    please first request RMA number before ship out your merchandise

  • Provide a copy of your original receipt/ invoice
  • To get RMA #:  You can contact us by phone:  909-348-5558,  email:,   or fill in online form
  • Unauthorized return cannot be processed.


For exchange or refund, please directly contact the store that you purchase your items from. 

- If you purchase the item directly from us, please call/contact us at 909-348-5558 or   Please review Return/Exchange policy here


Before Return or Exchange item(s), please review our Return/ Exchange Policy here.




  • Views: 9832
  • Brand: Best Media
  • Product Code: BM-A280
  • Availability: Discontinued
  • $999.00

Dear buyers from Canada, International, Alaska, Hawaii and U.S Territories, Destination address is required for shipping quotes. After placing the ordered, we will calculate shipping cost and send you PayPal money request for that shipping amount. Please use our Online Shipping Quote or See Shipping Details here. Thank you.


Tags: Best Media, A280, Mixing Amplifier, 擴大機, bluetooth