New Dc 5v 2 Channels 3w Digital Power D Audio Amplifier Board Module Amplifier

US $1.04

  • Hong Kong, Hong Kong
  • Mar 9th
  a¦a€“a°a?a»a?a§a 1/2 a€~a©a?aµ 6   DC 5V 2 Channels 3W Digital Power D Audio Amplifier  Board Amplifier Module New Description: 100% brand new and high quality Quantity:1pc Weight:3 g Color: as picture show Size:20mmx20mmx1.5mm/0.79"x0.79"x0.06"(inch) (approx) Features: 1.Advanced Micro Devices, volume: 1.85 * 2.11cm 2.Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise. 3.Two-channel stereo, 5V power supply can output 3W +3 W power, can directly drive 4? 8? small speaker output power, full of energy, good sound quality. 4.Unique without LC filter Class D digital power board, and can be used directly to the computer's USB powered. 5.Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring. 6.Ultra-miniature design, can easily be placed in the internal space for a variety of digital products, ultra high zoom efficiency. 7.All using the machine for the entire board soldering, hand soldering iron welding quality comparable! 8.Rated working voltage 2.5-5V, limit operating voltage 5.5V. Note: The left and right channel output of the "negative" can not, and then together, otherwise it will burn the IC and energized speaker (load) connected before. Tips: This module power supply should be clean and have enough power, input supply voltage can provide 1A or more current, otherwise blocked due to insufficient power supply sound ; such as a computer USB port power supply , the power supply can be connected to both ends 470UF electrolytic capacitors, otherwise there will be noise ! Package includes: 1pc DC 5V 2 Channels 3W Digital Power D Audio Amplifier Module. Payment: We accept payment through Paypal ONLY. If you do not have Paypal account, please registered with (http://www.paypal.com)  Payment must be received within 5 days after auctions ended. Please do not  bid if you are not intending to buy. Unpaid dispute will be filed to ebay  for the non payable bidders. Shipping and handling:

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