MAX97220 Fever Preamplifier Board Headphone Audio Amplifier w/ Volume Adjustment

Product Introduction

MAX97220 fever grade headphone amplifier board can be used as a preamplifier with volume adjustment
 
Product Features
1.Adopt high performance MAX97220 chip, provide high fidelity audio amplification, pure and delicate sound quality.
2. Supports dual use as headphone amplifier and amplifier preamplifier, wider application scope.
3. Built-in precise volume adjustment function, convenient operation, to meet different listening needs.
4. Low distortion and high dynamic response design, suitable for Hi-Fi audio systems and professional audio equipment.
5. Strong stability, low heat generation, to ensure that long-time use still maintains excellent sound quality performance
 
Product parameters:
use MAX97220 headphone amplifier chip, can be used as headphone amplification, can also be used as an amplifier preamplifier. With power switch volume potentiometer.
Input voltage: DC2.5-5.5V (it is recommended to use a battery or linear regulated power supply, to avoid interference with the power supply to affect the effect)
Output power: 125mw
audio input/output/power supply input seat are 2.54mm pin holder, 3.5 headphone output seat for the use of 3-section headphone plug headphones.
 
Packing List
Headphone Amplifier Board*1
  • We accept PayPal only. But we only Accept your Ebay Address,Please Make sure it's 100% right.
  • Payment must be received in 5 business days of auction closing.
  • Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
  • Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
  • We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
  • All package need to wait 30 days(US only need 7-10 days),Please take care it.Less than 30 days,we can't take a refund.
  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
MAX97220 Fever Preamplifier Board Headphone Audio Amplifier w/ Volume Adjustment

Product Introduction

MAX97220 fever grade headphone amplifier board can be used as a preamplifier with volume adjustment
 
Product Features
1.Adopt high performance MAX97220 chip, provide high fidelity audio amplification, pure and delicate sound quality.
2. Supports dual use as headphone amplifier and amplifier preamplifier, wider application scope.
3. Built-in precise volume adjustment function, convenient operation, to meet different listening needs.
4. Low distortion and high dynamic response design, suitable for Hi-Fi audio systems and professional audio equipment.
5. Strong stability, low heat generation, to ensure that long-time use still maintains excellent sound quality performance
 
Product parameters:
use MAX97220 headphone amplifier chip, can be used as headphone amplification, can also be used as an amplifier preamplifier. With power switch volume potentiometer.
Input voltage: DC2.5-5.5V (it is recommended to use a battery or linear regulated power supply, to avoid interference with the power supply to affect the effect)
Output power: 125mw
audio input/output/power supply input seat are 2.54mm pin holder, 3.5 headphone output seat for the use of 3-section headphone plug headphones.
 
Packing List
Headphone Amplifier Board*1
  • We accept PayPal only. But we only Accept your Ebay Address,Please Make sure it's 100% right.
  • Payment must be received in 5 business days of auction closing.
  • Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
  • Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
  • We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
  • All package need to wait 30 days(US only need 7-10 days),Please take care it.Less than 30 days,we can't take a refund.
  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.

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