스테레오 블루투스 오디오 앰프 -2x5W, BT4.2
(Stereo Bluetooth Audio Amplifier -2x5W, BT4.2)
개요
- 본 제품은 스테레오 블루투스 오디오 앰프 -2x5W, BT4.2입니다.
- 블루투스 4.2를 지원하며 2x5W 급 오디오 앰프입니다.
- 블루투스 스피커 등을 구현시 사용이 가능합니다.
특징
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Bluetooth module operation: Open the phone Bluetooth, scan the device, find the "DW-CT14+" and click the connection.
Bluetooth version: This Bluetooth version is 4.2. Compatible with all mobile phones and Bluetooth adapters on the market. The open transmission distance is about 15 meters. Supports automatic connection back to already paired devices and automatically plays music.Warning: The charging interface of this product is in current-limited charging mode, without charging management! For the safety of your life and property, please be sure to use the lithium battery with protective plate produced by the regular manufacturer. If the loss is caused by improper use, the company will not bear any responsibility!
Note: This product will automatically shut down after 10 minutes in standby mode, you need to power on again!
Delivery list: motherboard + plug-in
Instructions for use:
1. Bluetooth version 4.2
2. Support USB sound card, free drive, plug and play (normal lithium battery power supply).
3. This product has its own dual 5W power amplifier circuit. Do not use another amplifier! The output of the two amplifiers cannot be connected in parallel or the negative poles are connected together, otherwise the power amplifier chip is damaged.
4. Two 2-8 ohm, 3-10W speakers can be connected separately, and 4 ohm 5W and 4 ohm 10W speakers can be used for the push. The output is stereo.
5. The maximum working current is 5V2A. It is powered by a regulated power supply of 5V2A or above, and the sound quality is better!
6. It is recommended to use 3.7V lithium battery (lithium battery needs to have protection board!) Comes with USB charging port for lithium battery charging, USB port can be used as power supply or 5V adapter power supply. Can not use dry battery, charging treasure, multi-function Power supply with unstable voltage and current such as transformer!
7. When the Bluetooth board is installed, try not to be close to the metal parts, so as not to affect the transmission distance.
문서
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Instructions:1>. Support USB sound card, free drive, plug and play (normal lithium battery power supply situation).2>. This product has dual 5W power amplifier circuit. It can not be used in addition to the power amplifier. The output of two amplifiers can not be connected in parallel or connected to the negative electrode, otherwise the power amplifier chip will be damaged.3>. There are two 2-8 European and 3-10W speakers respectively, and 3 European 5W and 4 European 10W horn are used. The output is stereo.4>. Maximum working current is 5V 2A, sound quality will be better when using 5V 2A or more voltage power supply.You may need a charging board when making a wireless speaker.5>. It is suggested that a 3.7-5V lithium battery (the lithium battery needs a protective plate! It can charge a lithium battery with a USB rechargeable battery, and the USB port can not be used as a power supply port.) or a 5V adapter be used for power supply. It can not use voltage and current unstable power supply, such as dry battery, portable charger, multi-function transformer and so on.6>. When the Bluetooth board is installed, the antenna should not be close to the metal parts so as not to affect the transmission distance.Operation:Start the cell phone Bluetooth, scan the device, find the "DW-CT14+" to click connection.Note:The charging interface of this product is a current limiting charging mode without charge management. For your safety, be sure to use a regular lithium-ion battery with a protective plate, which can cause loss due to improper use.The on-board USB interface can not only be used to USB sound card but also charge the lithium battery and also used as a 5V power supply port.
But please don't use the power supply with unstable voltage and current, such as dry battery, portable charger, multi-function transformer and so on