47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit
  • Sellerclermont-citygroup.eu
  • List PriceUS$22.49piece
  • Sale PriceUS$22.49piece
  • ShippingFree Shipping
  • Ratings3,4 (984)

Product Description

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

Two kinds for you to choose:


Type 1: SMD resistance soldered.
Type 2: SMD resistance unsoldered.

Note: This is a DIY kit, you need to have some knowledge of electronics and ability.

Features:

USB cable for charging, built-in professional USB charging circuit, the battery is more stable, 1100MAH lithium polymer battery, high cost, and performance, and boost the use of specialized chips, amp circuits each dart an op amp. Alignment optimization repeatedly, with no background noise! Quiet as no boot!

Sound features:

Default NE5532 op amp and sound neutral. You can upgrade according to your favorite OPA2604, LME49720, LM4562, OP275 and other models, to experience a different sound performance.

Design highlights:

The use of specialized custom brushed aluminum metal shell, do effective shielding and beautiful, only about the size of cigarette packs, truly portable amp!
Special custom battery using lithium polymer battery long life varieties.
Multiple amplifier calibration, neutral voice, pushing 600 ohms is no problem.

Package includes:

1 x Headphone Amplifier Board Kit


47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

47 Amp Circuit USB Rechargeable Lithium Power Portable Headphone Amplifier Board Kit

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