Promotion Sound Box Amplified

Product Detail

Basic Info
  • Model NO.:T78

  • Type:Professional Amplifier

  • Usage:Promotion, Teaching

  • Used For:Professional

  • Tube Type:Transistor Amplifier

  • Function:Teach, Travel, Aviation, and Promotion, Broadcasting

  • Sound Channel:1.0

  • Output Number:8

  • Voltage:DC 5V

  • Element Number:Monoamplifier

  • Conductive Mode:AB

  • Style Name:Promotion Sound Box Amplified with USB

  • Output Wattage:5W Thd=10%

  • Bluetooth Mode:Bluetooth V2.1+A2dp

  • Material:ABS Shell

  • Speaker:10W

  • Color:Yellow, Green, Blue, Pink

  • Support:TF Card, Hands Free, Bluetooth Playing, Aux in

  • Channels:1

  • MOQ:500

Product Description

Promotion sound box amplified with usb
Product Description

Speaker4Ω 5W
Charging voltageDC 5V/500mA
Frequency response76Hz-90Hz
Battery capacity2200mA
MaterialABS shell
battery Rechargeable 18650 battery 
Aux in 3.5 mm headphone jack
SupportTF card, hands-free phone call, loudspeaker
Bluetooth versionBluetooth 2.1+A2DP
Charging time4.5 hours
Battery using time6 hours

1.Bluetooth wireless music playing, hands free and card reader function 
2. Support U Disk / TF card music playing
3. Support USB sound card function.
4.Support wireless microphone receiver(Transmission distance 10m)
5. Support recording and playing back
6. Support earphone output
7. Rechargeable high capacity two 2200mA lithium batteries 18650
8. Can be used for: Teach,travel,aviation,Shoppers,presentation and promotion,broadcasting,subway,
Packing list 
1.speaker                              1pc USB 5 PIN cable          1pc box                               1pc
4.user manual                      1pc  
Pictures show:   Promotion sound box amplified with usb

1.For samples, small qty order or urgent orders, can be optional with Paypal, Western 
Union, MoneyGram, Escrow at the buyer convenience, 100% payment before delivery;
2.For mass orders, 30% by TT as deposit, and the balance before the delivery.
Our Services
For all our products,we offer 12 months warranty.
Usual,our Production line and QC department will full inspection all goods for more than 3 times before send out.
So,there are almost no defective.if really have,you can send back us for repair or replacement.
You send back to us, you pay the shipping cost.
We send back to you,we pay the shipping cost.
But, all this warranty does not include accident, human fault or improper use.