This shop handles a variety of high-power Bluetooth/radio multi-function 7.4V rod rechargeable power amplifier boards at low prices The shopkeeper''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s in order to give back to customers,If you grab it, you earn it!
There are a variety of power amplifier options, each of which is different in size and function, but they are all power amplifiers connected to a 7.4V battery. Please take a good look at the introduction before placing an order.The power amplifier is guaranteed for 1 year, 3 months replacement, 15 days return! ! The power amplifiers sold are at the price of the host, without batteries and chargers. Those who do not have chargers and batteries can purchase and ship together with the power amplifier!
Attention pleasenote:
Each Bluetooth pull rod power amplifier board is suitable for connecting rods or a single speaker to use or modify, and also has a microphone jack, USB card, audio cable and other functions,Note: You can use a 9V charger for charging, or use an internal 7.4V battery.9V chargerThe plug specification is4.0MM*1.7MM,If you don’t have a battery and a charger, you should buy it yourself and sell it with this amplifier. You can choose when you buy it! Please note that if you need to buy a microphone separately, if you buy this microphone without using the 9v amplifier sold in our store, please buy it carefully! Because it is very likely that it is unusable on other power amplifiers! ! ! ! If it cannot be used with your power amplifier, our shop does not assume any responsibility! ! ! ! !
Product parameters:
Baobei name: pull rod rechargeable power amplifier
Effective power rate: 50W
Peak power: 80W
Power source selection: 7.4V internal battery for use, or household charger for use
Impedance: 2-4 Ω
Power amplifier standard accessories introduction:
Speaker plug wire:Use the white terminal plugged into the amplifier board to connect to the speaker(Plug in and ship)
Battery plug wire: plug in the red terminal of the power amplifier board to connect to the battery(Plug in and ship)
(Note: Except for the speaker/battery plug cable, the other accessories are not equipped with the standard equipment)
A detailed introduction
B details introduction
C section details
D details introduction
E section details introduction
9V charger details introduction
7.4V battery details introduction
Microphone details