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ZK-ST21 2.1 Channel Bluetooth Amplifier Board 100W+100W+200W Subwoofer TPA3221 Support Bluetooth AUX U Disk Sound Card
53
Shipping to: United States |
Express delivery: 7-12 business days |
Standard delivery: 15-25 business days
Ordainketa Segurua Bermaturik
Opari Doan
Bidalketa Politika
Itzulketa PolitikaOpari Doan
Ongi etorri Roymallera, departamentu-dendako opari premiumak erosteko zure webgune profesionalera. Zure babesa oso estimatzen dugu eta eskerrak emateko, zure erosketetan zirrara gehigarria gehitu nahi dugu. Gurekin erosiz gero, zure bizimodua hobetzen duten kalitate handiko produktuak ez ezik, zure eskaera bakoitzarekin opari doan esklusiboa ere jasoko duzu. Prest gure bilduma arakatzeko eta zure opari perfektua aurkitzen? Arakatu gure departamentu-dendako elementuen hautapena, egin zure eskaera eta itxaron zure opari doana zure erosketarekin batera iristeko zirrara.Bidalketa Politika
Zure eskaerak jaso ondoren, elementuak zuregana eramateko lan egingo dugu eta seguru iristen direla ziurtatuko dugu. Bidalketaren xehetasunak zure baieztapen mezu elektronikoan emango dira.Kasu gehienetan, eskaerak 2 egunetan prozesatzen dira.Baldintza berezietan, honela atzeratuko da: Larunbatean, igandean edo jaiegunetan eskaera egiten baduzu, 2 egun atzeratuko da..Normalean, 5-7 lan egun behar dira (astelehenetik ostiralera) hegaldiaren atzerapena edo beste ingurumen faktore batzuk eragin gabe..Gure bidalketa zerbitzua mundu osoan zehar delako, bidalketa denborak zure kokalekuaren araberakoak izango dira, beraz, zenbait aldiz beharko dituzu eta itxaron pazientziaz urrutiko barrutietan edo herrialdeetan bazaude.1. Itzulketa eta Truke Politika
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Features:1. Adopting high-power digital power amplifier specific inductance, high current, low magnetic loss, low heat generation, using oxygen free copper wire to improve sound quality, and magnetic shielding mechanism to resist electromagnetic interference.2. Equipped with two TPA3221 chips, it supports 2.1 channel Bluetooth digital amplifier 100W+100W+200W high-power.3. Subwoofer expansion port, supporting the installation of 1602 and 3002.4. Multiple expansion ports, capable of connecting to microphone front stage board reverb input or output, convenient to use.5. Equipped with protection mechanism, input undervoltage, input anti reverse connection, overheating, overcurrent, and short circuit protection.Parameter:Product name: 2.1 channel BT amplifier board 100W+100W+200WProduct model: ZK-ST21Adapted power supply: The working voltage range is 12-30VDC, and it is recommended to use a DC power supply with a voltage of 24V-28V and a current of 10A or above.Maximum power: left or right channel-- 105W@30V , 4 u03a9; 55W@30V , 8 u03a9. Subwoofer-- 208W@30V 2 u03a9; 105W@30V , 4 u03a9. In short, the higher the voltage, the smaller the resistance, and the greater the output power.Adapted speakers: left and right channels, supporting speakers up to 3-8 u03a9 and 100W; The subwoofer supports speakers up to 2-8 u03a9 and 200W.BT chip: JieLi 5.1, transmission distance of 15 metersInput method: BT+AUX+USB drive+sound cardNumber of channels: 2.1, left channel+right channel+subwooferPower amplifier chip: Two TI original TPA3221Protection mechanism: Input undervoltage, input anti reverse connection, overheating, overcurrent, short circuit protection.Product size: 121x100x25mmPackage include:
Type 1:1 x Amplifier board
Type 2:1 x Amplifier board
1 x Shell kit
Type 3:1 x Amplifier board external lead type
Attention:
1. Shipping does not include power or audio cables.2. Install external antenna (special scenario):2-1. The boards are all equipped with onboard antennas, with a normal distance of 10-15 meters. If they are installed in a metal shell (which will block the signal) or increase the Bluetooth distance (20-30 meters), external antennas will be used.2-2. Customers are required to purchase 2.4G antennas (antenna extension cables, antenna rods) on their own, and this product does not include external antennas.
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01/08/2024
As expected, excellent product.
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0A:No antenna includesAnswered by Wrixlewas on 16/04/2024Helpful (0)
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