Monoprice

Monoprice 138081 3.5mm to 2 RCA Audio Cable 3ft Onix

2.6 (54 reviews)

Transmit High-Quality Audio with Enhanced Clarity Introducing the Monoprice Onyx Series 3.5mm to 2-Male RCA Adapter Cable. This premium cable allows you to connect devices with a 3.5mm output to devices with RCA inputs, delivering clear and accurate audio transmission. Featuring gold-plated conne...

$17.99*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

Transmit High-Quality Audio with Enhanced Clarity

Introducing the Monoprice Onyx Series 3.5mm to 2-Male RCA Adapter Cable. This premium cable allows you to connect devices with a 3.5mm output to devices with RCA inputs, delivering clear and accurate audio transmission. Featuring gold-plated connectors, double shielding, and a braided nylon jacket, the Onyx Series cable ensures optimal performance and durability.

Specifications:

  • Connectors: 3.5mm TRS to 2-Male RCA
  • Cable Length: 3 Feet
  • Shielding: Double Shielded with Copper Braiding
  • Connectors: Gold Plated
  • Cable Jacket: Braided Nylon
  • CL2 Rated

Key Features

Gold Plated RCA Male connectors

Robust high quality TRS 3.5mm connector

97 percent pure oxygen-free copper conductor

Double shielded with copper braiding

22 PF per foot capacitance. 75 ohm impedance

Specifications

Cable Type
3.5mm to 2 RCA Audio Cable
Length
3ft
3.5mm Connector
TRS (Tip-Ring-Sleeve), Robust High Quality
RCA Connectors
Gold Plated RCA Male
Conductor Material
97% Pure Oxygen-Free Copper
Shielding
Double Shielded with Copper Braiding
Capacitance
22 PF per foot
Impedance
75 ohm

Pros & Cons

👍 Pros

  • Features gold-plated RCA male connectors, enhancing conductivity and resistance to corrosion for a reliable audio signal.
  • Equipped with a robust, high-quality TRS 3.5mm connector, ensuring a secure and durable connection for audio devices.
  • Constructed with a 97 percent pure oxygen-free copper conductor, minimizing signal loss and preserving audio fidelity.
  • Double-shielded with copper braiding, providing superior protection against electromagnetic interference (EMI) and radio frequency interference (RFI).
  • Offers a low capacitance of 22 PF per foot and a 75 ohm impedance, contributing to consistent signal integrity over its length.

👎 Cons

  • The cable length is fixed at 3ft, which may be too short for setups requiring longer distances between audio components.
  • While the 75 ohm impedance is specified, some audio applications might prefer different impedance characteristics depending on specific equipment.
  • The 97 percent pure oxygen-free copper conductor is good, but some premium cables offer 99.9% or higher purity for marginal improvements.
  • Double shielding with copper braiding is effective, but specific noise reduction figures or further details on shielding density are not provided.
  • The Onix brand designation does not provide additional specific technical features or benefits beyond the stated cable construction.

Frequently Asked Questions

This Monoprice 138081 audio cable features gold-plated RCA Male connectors on one end and a robust high-quality TRS 3.5mm connector on the other.
The conductor in this audio cable is made from 97 percent pure oxygen-free copper, which helps in maintaining signal integrity.
The Monoprice Onix audio cable is double shielded with copper braiding, providing protection against electromagnetic interference.
This audio cable has a capacitance of 22 PF per foot, which is a specification related to its electrical properties.
The Monoprice 138081 3.5mm to 2 RCA Audio Cable has a 75 ohm impedance, suitable for its intended audio applications.
This specific Monoprice 138081 audio cable has a length of 3 feet, making it suitable for short-distance connections.