4.4mm 5-Pole DIP Balanced Audio Jack丨PJ-4450

FiiO K9 Pro ESS Desktop DAC and Amplifier Headphone Jack's Product Operating Principle

1. 5-Pole Balanced Connection: The internal design provides five dedicated contact points for a secure and precise connection, essential for a true balanced audio signal from this jack 4.4 mm.

2. Signal Purity: Engineered for minimal signal degradation, the contacts ensure a low resistance of 50mΩ (Max), preserving the integrity of the audio signal.

3. Mechanical Strength: The through-hole mounting provides a strong anchor to the circuit board, making this 4.4 mm headphone jack exceptionally resistant to physical stress.

Astell&Kern ACRO CA1000 Headphone Amplifier Headphone Jack's Product Functions

1. Balanced Audio Interface: Delivers a 5-pole connection for high-resolution balanced stereo audio, perfect for high-end audio equipment.

2. Durable PCB Mounting: The DIP design offers superior mechanical stability compared to surface-mount alternatives, ideal for high-use ports.

3. Long-Term Reliability: Built to withstand a minimum of 5,000 insertion and removal cycles, guaranteeing a long and dependable service life for this 4.4 mm jack.

4. Consistent Performance: A steady operating force of 3-30N ensures a secure and tactile connection every time

iBasso DX320 Digital Audio Player Headphone Jack's Product Applications

1. Domestic Hi-Fi: Integrated into the FiiO K9 Pro ESS Desktop DAC and Amplifier, serving as the primary balanced output for connecting high-end audiophile headphones.

2. Professional Audio: Used in the Astell&Kern ACRO CA1000 Headphone Amplifier, where the durable jack 4.4 mm provides a reliable connection for studio monitoring.

3. Portable High-Resolution Audio: Serves as the main balanced output on the iBasso DX320 Digital Audio Player, ensuring this critical 4.4 mm headphone jack delivers pristine audio quality for users on the move.

KKG Electronics, each part of the use of temperature-resistant materials, high-temperature testing equipment 260 ℃ for 5 minutes, the appearance of the product does not change!   

We ensure high production efficiency and ship your order within 7 days after payment.

Q1: What's the lead time of bulk order?
A: The lead time is normally 10-14 days. We will inform you lead time before order, and will confirm to you again after received payment.

Q2. What is the payment term?
A: For small quantity order, pls remit payment by PayPal. For bulk order, pls remit payment by T/T.

Q3. Can you open mold for teminal order or uncommon mold?
A: OK, we need time to discuss in details, such us the cost for open mold, and need to know the forecast, end product and lifespan.

Q4:What is your PCB/ PCBA service?
A: Our PCB / PCBA service is about Medical industry, Automobile, Energy, Measurements, Consumer Electronics.

Q5:What kind of files are required for quotation?
A: For PCB quotation, please provide the Gerber data / files and indication of related technical requirements as well as any special.