Filter By

Product Category -

The 3.5mm connector, also known as a mini-jack or headphone jack, is a widely used audio plug for headphones, microphones, and portable devices. Compact and versatile, it delivers stereo or mono sound, making it ideal for smartphones, laptops, and audio equipment. A universal standard for wired audio connectivity.

Base Products

3.5MM Connector Series

3.5MM Connector Series

3.5mm Connector Series,DC-26.5GHz,50Ω,500V

Category Insights

3.5mm connectors are most commonly used for transmitting analog audio signals between devices. You’ll find them on headphones, microphones, speakers, smartphones, laptops, audio recorders, and car stereos. Their compact size and plug-and-play functionality make them a universal solution for everyday wired audio connectivity across consumer electronics and professional gear.
TRS (Tip-Ring-Sleeve) connectors support stereo audio (left and right channels), while TRRS (Tip-Ring-Ring-Sleeve) connectors can handle both stereo audio and a microphone signal. TRRS is typically used in headsets with integrated mics for calls and voice recording. Understanding this distinction ensures compatibility with specific audio devices and applications.
Yes, 3.5mm connectors can serve as either an input or output depending on the device. For example, on a phone, the jack may function as an output for headphones and an input for an external microphone (when using a TRRS plug). Always check the device's specifications to confirm supported functions.
Many newer smartphones and laptops are removing the 3.5mm jack to reduce device thickness, enhance water resistance, and promote digital audio via USB-C or Bluetooth. However, 3.5mm remains popular in many audio products due to its simplicity, universal compatibility, and lack of audio compression found in wireless connections.
3.5mm connectors are generally durable but can wear out with frequent use, especially when bent or pulled at an angle. Metal connectors with gold plating and reinforced cables help improve longevity. Regular care, such as unplugging by the connector (not the wire), helps extend the lifespan of both plug and jack.