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MillSO 1T2-20 3.5mm TRRS Female to Dual TRS Male Audio Adapter 20cm

SKU CH-P4ZT-RDPFS

Connects a CTIA TRRS headset to separate PC audio and microphone ports with gold-plated connectors

  • ColorBlack
  • Cable Length20
  • SpecificationsMillSO
  • Connector A3.5mm Trrs Female Jack
  • Connector PlatingGold
  • Dimensions4.02 in x 0.39 in x 1.97 in
  • Splits one TRRS headset into separate audio and mic ports
  • CTIA-standard 3.5 mm TRRS female to dual TRS male connectors
  • 24 K gold-plated plugs reduce signal loss
  • Nylon-braided cable with strain relief for bending resistance
  • Compact 20 cm length weighs 10 grams

MillSO 1T2-20 TRRS to Dual TRS Adapter

This 20 cm cable splits a single 3.5 mm 4-pole TRRS headset connection into separate 3-pole TRS plugs for headphone and microphone ports. It follows the CTIA standard and uses gold-plated connectors for reliable signal transfer. The compact design suits desktop PCs, older laptops and tablets with separate audio jacks.

Check your headset and device ports before ordering

Ensure the headset uses a single 4-pole TRRS plug wired to the CTIA layout, as iOS, Bose and Beats headsets are not compatible. Verify the computer or tablet provides distinct 3.5 mm TRS sockets for audio output and microphone input. Front-panel jacks may not detect the adapter, so rear-panel ports are recommended.

Suits gamers and remote workers with CTIA headsets

Ideal for users connecting a CTIA gaming headset to a PC or laptop that separates mic and audio jacks for VoIP apps such as Skype or Google Voice. Not for buyers needing a simple headphone doubler, mobile devices with a single combo jack, or headsets using OMTP or proprietary wiring.

Highlights

  • Splits one TRRS headset into separate audio and mic ports
  • CTIA-standard 3.5 mm TRRS female to dual TRS male connectors
  • 24 K gold-plated plugs reduce signal loss
  • Nylon-braided cable with strain relief for bending resistance
  • Compact 20 cm length weighs 10 grams

Specifications

BrandMillSO
Model1T2-20
ColorBlack
Cable Length20
SpecificationsMillSO
Connector A3.5mm Trrs Female Jack
Connector PlatingGold
Dimensions4.02 in x 0.39 in x 1.97 in
Weight10 grams
Package Quantity1

Questions about this item

What connectors and cable length come in the box with the MillSO 1T2-20 adapter?

The box contains one 3.5 mm TRRS female socket splitting to two 3.5 mm TRS male plugs (green for headphones, pink for microphone) on a 20 cm cable with gold-plated contacts.

Which version of this splitter should I choose for a CTIA-standard gaming headset?

Choose this 1T2-20 model; it is built for 4-pole TRRS headsets using the CTIA pinout and splits them into separate PC audio and microphone jacks.

What does the 20 cm length mean when I plug it into a desktop PC?

The 20 cm cable reaches from a rear-panel audio cluster to a headset on your desk, keeping the gold-plated TRS plugs firmly seated in the green and pink ports.

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