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Product version (ZTV-CT03CABT) Lithium battery 3.7-5V or regulated power supply 5V, panel size: length 89*height 28*deep 32MM, mounting hole; length 78*height 28*deep 32MM
Please pay attention to the products of the panel mini USB-IN port: IN port is dual-purpose for audio input and 5V charging input, please use our supporting USB dual-purpose cable(Need to buy separately), There are recommendations on the Internet; if you have other USB cables, please pay attention! Please check the order and definition of the line and IN port. Do not plug in the line before checking it. Direct use will damage the decoder board or battery. Remember! !
Suitable for DIY home audio, DIY speaker production; the panel has silver and black, please choose according to the color;
The product power cord has been welded to prevent reverse connection; now there is also the achievement of DIY netizens, let’s share with us
This model is with a 2*3W power amplifier, which cannot be connected to the speaker at the position of the speaker. If you need no power amplifier, you can choose the following related products to connect,https://szymxtv.taobao.com/category-117249647.htm?spm=a1z09.8149145.w4010-17462332999.8.7d7b2b0fO3Q8Mw&search=y&catName=%B2%BB%B4%F8%B9%A6%B7%C5MP3%BD%E2%C2%EB%B0%E5%BD%E2%C2%EB%C6%F7bd
There are also DIY accessories(220V to 5V power supply, 3.7V lithium battery, 4 ohm 3W speaker, USB and charging cable, 3.5 audio earphone holder with nut, FM radio antenna), see the related connection below for details, if you click to enter the related connection, you need to go back You can click on the top left of your page on the current page"Back"key"Just fine, if you want to know more about our products, you can click on the top right of the page"Search our shop"Come on, there is good news
◆This model comes with 2*3W power amplifier,Support Bluetooth Bluetooth;Support U disk/SD card/MMC card, support MP3 format, support multiple EQ sound effect modes; support infrared remote control; support FM radio function; with memory function; support AUX input LIN adjustable(Can control the external audio input volume)
(Object-panel + decoder board + remote control + plug wire including power supply reverse connection protection + speaker plug wire)
Instructions:
pay attention:
1. Connect BAT+ to 5V+ in 2P seat, connect BAT- to GND; connect L-OUT to horn 1 in seat 2P, connect R-OUT to horn 2 in seat 2P; connect FM signal to antenna symbol(ANT), Do not answer when there is no FM radio
2. Working voltage lithium battery 3.7-5V, or regulated power supply 4.5-5V, current(600-700MA when connected to one speaker; about 1.3-1.5A when connected to two speakers. Speaker: 4 Euro 3W. If the current is not enough, there will be phenomena such as skipping or remote control failure(If you have this problem, please check your power supply); The voltage cannot be higher than 5V, otherwise it will damage the main chip, power amplifier IC and related components, please pay attention
3. Before shipment, we will add the power reverse connection protection to the plug line, and the reverse connection of the power supply will not damage the product in a short time. If you will connect or use a lithium battery(3.7-4V power supply) Do not add this component to the power supply(IN4007)In this way, the voltage will drop by about 0.7V, and it will appear that the U disk and SD card cannot be read. You can cut off the IN4007 directly.
4. In order to reduce the misunderstanding between you and me, and for everyone to have a pleasant selling and buying environment, please take a few minutes to take a look“Buyer notice”.
Shipping fee description: This shop defaults to Yuantong Express. Please check before taking the product. If you can’t arrive, you will pay for the other transfer shipping costs yourself. Thank you. Buyer instructions:
① Regarding product quality: The products sold by our company are tested by professional technicians and shipped to ensure that no problematic products will be sent to you, and we will add power reverse protection before shipment. , The power supply will not damage the product in a short time. If you have doubts about this aspect, you can ask for a live video test to show you. This is good for everyone. For those who need to deal with difficult problems, you can go to or call us and try our best to serve you 100%, because you want to use the product when you take the product; you can also send the product back or directly to our company to deal with it in person , The buyer pays for the expenses incurred, if you do not agree, you can not take the product, so as to avoid misunderstanding and unpleasantness, thank you for your understanding.
② Warranty period: all products sold by our company are guaranteed, and the time limit is 30 days from the date of ordering the product. Due to the particularity of electronic products and the brutality of the courier company when loading and unloading, the buyer should check the quantity and whether the product is damaged in front of the courier company when receiving the goods. If there is any problem, please contact us in time; if the product is in use , In the event of quality problems, the seller is responsible for after-sales service. The seller does not charge any material and labor costs (Note: The freight is paid by oneself and does not accept any products to be paid; for exchange and repair of goods, we will send it out as soon as possible, and the freight will be sent. We will pay you. There is no quality problem that requires the buyer to bear the round-trip freight) Please read clearly before shooting; man-made damage, firmware damage, private disassembly of goods, improper use, lightning or electric shock damage does not provide warranty, all warranty is generated The round-trip shipping costs need to be borne by the buyer.
【Purchase and receipt reminder】
(one), Please understand the product description in detail before buying, if you don''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''t understand, you can ask for advice. The freight rates marked on the Internet are only limited to Guangdong Province, and we will modify the freight charges in other places according to the actual weight and location of the goods received. After confirming the shipping method and payment method, please complete the payment and we will ship the goods within 24 hours
(two), In order to protect your interests, please open the package and inspect the goods in person with the delivery person when receiving the goods. If you find that the item is missing or damaged, please contact us immediately by the phone number on the courier bill, and ask the courier company to issue relevant certificates. The company can also claim against the courier company to avoid the loss of both buyers and sellers! If the buyer waives this right, we will not be able to compensate for the defects found later. If the package is successfully signed, the company will no longer be responsible for the lack of goods, machine damage and other problems! Because the item is missing or damaged in appearance, please contact the owner to request a return or exchange after the receipt is not accepted. The receipt by others is deemed to be signed by me, so please inform the consignee to inspect the goods on the spot!
(three), The company''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s cabinet reserves the right to interpret the above-mentioned after-sales terms, and we default to customers who purchase our products in our shop agree to the above-mentioned after-sales terms. If you have any objections to the above terms, please communicate with us, thank you for your cooperation. If after purchase, the company has the right to refuse to provide after-sales service for the customer if the above-mentioned after-sales terms are not agreed for any reason.
【statement】
Do not refund maliciously(Including requests for partial refunds), Malicious evaluation and malicious complaints. The company has the right to refuse to provide any after-sales service to buyers who have malicious refunds, malicious evaluations and malicious complaints, and send the complaints to Taobao customer service for processing.
The company cannot interfere with the express delivery speed, so the arrival time cannot be guaranteed. Please do not give medium or negative reviews at the slow receiving speed, please understand the buyer!
Thank you for your understanding and support, and I wish you a happy shopping!