1PC HF69B 6W+6W Dual Channel Stereo Bluetooth Speaker Amplifier Board Power Lithium Battery With Pow
<div><div style="width: 100.0%;"> <br> <br> <br> <img alt="aeProduct.getSubject()" height="48" src="https://ae01.alicdn.com/kf/HTB1QJBDLVXXXXbwXFXXq6xXFXXXA.jpg" width="931"> <br> <div> <br> <span style="font-size: 14.0px;"><strong><span style="font-size: 16.0px;">Description:</span></strong><br> <br> Product model: HF69B <br> Bluetooth power amplifier board: Small standby heating， good-quality stereo， suitable for small bluetooth speakers.<br> Output power: 6W + 6W<br> Stereo: Dual channel stereo<br> Applicable speaker impedance: 6 ohms， 8 ohms (if the horn impedance is too small， there will be a phenomenon of amplify volume then staccato)<br> Supply voltage: 5V DC or 3.7V lithium battery (during using， if the connector cable is too long or the battery is dead or the voltage is too low，<br> the volume will be slightly up then staccato)<br> Supply current: !#!gt!*!1A (if the current is too small， turn up the volume， it will appear staccato phenomenon)<br> Charging interface: When charging interface is powered by the lithium battery， the supply voltage is 5V.<br> And mobile phone charger can charge a single lithium battery (the maximum limitation voltage for battery is 4.2VDC by the charging management circuit).</span> <br> <div> <span style="font-size: 14.0px;">Bluetooth interface model: PH2.0 2P <br> Battery interface model: 2.54 2P</span> </div> <span style="font-size: 14.0px;"> <br> <span style="color: #ff0000;"><strong><span style="font-size: 16.0px;">Note:</span></strong></span><br> <br> <span style="color: #ff0000;"><strong>1. When the wiper switch is ON， the Micro USB port is the charging port， it will work if powered by the lithium battery.<br> When the wiper switch is OFF， the Micro USB port is the power supply port， it doesn’t need to connect with lithium battery.<br> 2. If turn up the volume during using， the horn will appear staccato phenomenon， please check the power supply. <br> If the output current of power supply is not enough， the intermittent sound will occur.<br> </strong></span><br> <strong><span style="font-size: 16.0px;">Package included:</span></strong><br> <br> 1 x HF69B Bluetooth power amplifier board</span> <br> <br> </div> <img alt="aeProduct.getSubject()" height="49" src="https://ae01.alicdn.com/kf/HTB1.rFoLVXXXXb6aXXXq6xXFXXXK.jpg" width="932"> <br> <div style="text-align: center;"> <br> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1jZ3TSXXXXXcwXpXXq6xXFXXX3.jpg"> <br> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1STZzSXXXXXc8XVXXq6xXFXXX8.jpg"> <br> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1OjZrSXXXXXc0aXXXq6xXFXXXo.jpg"> </div> <p> </p> <p> </p> <div> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1o3qpRXXXXXXnXFXXq6xXFXXXO.jpg"> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1JAxtLVXXXXcJXVXXq6xXFXXXw.jpg"> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB10HRNLVXXXXXSXpXXq6xXFXXXb.jpg"> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1FalzLVXXXXXZXVXXq6xXFXXX1.jpg"> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1yQRsLVXXXXc5XVXXq6xXFXXXz.jpg"> <img alt="aeProduct.getSubject()" src="https://ae01.alicdn.com/kf/HTB1rWVmLVXXXXXXapXXq6xXFXXXa.jpg"> </div> </div><div><br><a href="http://sale.aliexpress.com/Tutorial_PayPal.htm"><img src="https://ae01.alicdn.com/kf/HTB10Ye.cPuhSKJjSspaq6xFgFXa7.jpg"></a></div></div>