Product Description
Features:
Brand new and high quality
Specifications:
Model: ZK-502MT
Bluetooth version: 5.0 (unobstructed, 15 meters)
Signal-to-noise ratio: >90dB
Input method: AUX+Bluetooth
Power amplifier chip: domestic power amplifier chip
Number of channels: left and right dual channels (stereo)
Adaptation speaker: 15~100W, 4~82
Protection mechanism: over-temperature, over-current, short-circuit protection
Applicable power supply: DC9~24V/3A or above (cannot be connected to 24V battery pack)
Package include:
1 x Bluetooth Amplifier Board
1 x Screwdriver
1 x Adapter
Notes:
There will be enough output power when the audio input is sufficient and the supply voltage/current is sufficient.
The higher the power supply voltage, the greater the output power, and the smaller the horn impedance, the greater the output power.
Please make sure that the power of the adaptation power supply is greater than the actual working power of the power amplifier.
Always believe we can figure things out with communication, if it
comes to return, the pacakge must be intact and the same as you receive.
If
you have any questions, please feel free to email our service
specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP.
Return/refund
is accepted within 30 days after the buyer receives the item. NO
exchange will be accepted after 30 days from the date when the item is
received.
Please contact us first before returning your product!!!
If you have any questions, our Customer Service staffs welcome you to
email us. We strive to answer all questions and resolve any problems as
quickly as possible.
You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.
Note:
1.We
try our best to reply to your emails as soon as possible, however, due
to high volume of daily incoming emails and time zone difference, we may
not be able to reply your emails immediately. Please allow 1 business
days for us to response. If you do not receive any reply from us, please
check your email ensuring your mailbox has not reached full size.
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replies; if you have problems receiving our emails, you may need to use a
different email account to contact us.
3.Please give us the
opportunity to resolve any problem. We understand the concerns and
frustrations you might have, and will try our best to resolve the
issues. Please email us before leaving any negative feedback or open any
dispute on PayPal.
4.We care about our valued customers, and
will always try to help you. So if you have any problems, please e-mail
us immediately.