Skip to main content
  • No Customs Hassles
  • Guaranteed Authenticity
  • 7-Day Free Returns
  • Direct from USA
  • Factory-Direct from China
  • Fast Delivery — FedEx & DHL
  • 100% Genuine Products
  • Duties Included in Price
Poshace
SinLoon SinLoon RJ11 Coupler Female to Female 6P6C Telephone Inline Extension Adapter for Landline and Fax Machine
Tap to zoom
1 / 8
SinLoon

SinLoon RJ11 Coupler Female to Female 6P6C Telephone Inline Extension Adapter for Landline and Fax Machine

★★★★★4.6(87 ratings on Amazon)
Share:WhatsAppTelegramFacebookXPinterestEmail
₹2,572.05

All taxes included | Tracking provided

● IN STOCK

Check delivery date & COD availability for your area

Qty:

Secured Transaction — 256-bit SSL Encrypted Payment

100% Authentic
Free Shipping
7-Day Returns
GST Invoice

We'll notify you the moment the price drops. No spam — one email, one alert.

US Store

Authentic source

Ships to India

Free shipping

12-21 Days

With tracking

Ships direct from US suppliers for authenticity and better pricing.

Payment methods

UPIRuPayCODNetBank

US → India delivery

Tracking provided
🇺🇸🇮🇳

Dispatch

2–4 days

Transit

8–14 days

Delivery

12–21 days

Est. delivery: Tue, 5 May – Thu, 14 May

Our Partners:FedExDHL

Typical US→India timelines. Customs or weather can add variance. We notify proactively.

Free International Shipping

International delivery included.

Free International Returns

International orders supported.

Lowest Price Guaranteed

Best price across all channels.

International COD

Available on select orders.

Direct sourcing: Lower final price.

Easy returns: Hassle-free.

1 Year warranty: On international products.

Customs handling: We assist where applicable.

Tracking: End to end visibility.

GST invoices: Available.

Priority support: Faster website resolution.

Price advantage: Better than most marketplaces.

✓

Website first, Amazon second

Best price and support on the website. Amazon is available for convenience and reviews.

Found it cheaper elsewhere?

If you find this product at a lower price anywhere in India, tell us. We'll review it before selling.

About this item

Key details

Brand
SinLoon
  • ?EASY EXTENSION ?Premium quality inline coupler for join 2 RJ11 (6P6C, 6P4C, 6P2C crystal head)telephone lines together and extend phone line connections with strong anti-interference ability.
  • ?NO SIGNAL LOSS?Thickened PBC board, strong and durable, to avoid the problem exposed damage, high temperature resistant, longer service life, RJ11 6P6C Telephone Inline Coupler is used and helps to extend or repair existing patch cables.This inline coupler provides faster data transmission without any signal loss.
  • ?SMALL AND EXQUISITE? SinLoon RJ11 Coupler inline couplers are small and exquisite in size that provides a full range of solutions for voice, home networking, home office and audio.
  • ?MATERIAL?High quality sound quality, all copper plated gold needle core, stable transmission signal. Good contact and transmission performance, provide a strong guarantee for stable data transmission, easy to use, convenient connection, no static or sound distortion.RJ11 Coupler plastic casing made of environment-friendly material to protect the internal chip structure, internal insulation, strong anti-interference ability and low signal attenuation coefficient.
  • ?WIDE RANGE OF USE?Compatible with all RJ11 devices, such as landline phones, faxes or answering machines. Assistant for home, study, living room, bedroom, office, business meeting, home entertainment and study.

Pros

  • • [PRO 1]
  • • [PRO 2]
  • • [PRO 3]

Cons

  • • [CON 1]
  • • [CON 2]

Common Questions

Is this product genuine and authentic?
Yes. All products on Poshace are 100% authentic, sourced directly from authorized US suppliers. Every order comes with a GST invoice as proof of authenticity.
How long does delivery take to India?
Estimated delivery is 12–21 business days from the date of dispatch. We ship via FedEx and DHL with end-to-end tracking provided on every order.
Are customs duties and taxes included in the price?
Yes, completely. The price you see is the price you pay — no hidden customs fees, no surprise charges at delivery.
What is the return policy?
We offer a 7-day free return policy. If you're not satisfied, return the product within 7 days of delivery for a full refund. The item must be unused and in original packaging.

What customers say

★★★★★

“Bought on PoshAce to save vs Amazon. Tracking was clear the whole way.”

— Ria, Bengaluru

Verified Buyer

★★★★★

“Saved ₹2,400 vs Amazon India on the same model. Legit product, sealed box.”

— Rohan, Chennai

Verified Buyer

★★★★★

“First time buying internationally. Customs and duties were included. No surprises.”

— Ananya, Kolkata

Verified Buyer

★★★★★

“Compared 3 sites. PoshAce was ₹1,800 cheaper. Shipped and tracked as promised.”

— Aditya, Lucknow

Verified Buyer

★★★★★

“GST invoice was ready the same day. Perfect for business expense claims.”

— Nisha, Bhopal

Verified Buyer

★★★★★

“I've ordered 4 times now. Consistent quality and pricing every single time.”

— Swati, Kochi

Verified Buyer

Quick Overview

  • ✓?EASY EXTENSION ?Premium quality inline coupler for join 2 RJ11 (6P6C, 6P4C, 6P2C crystal head)telephone lines together and extend phone line connections with strong anti-interference ability.
  • ✓?NO SIGNAL LOSS?Thickened PBC board, strong and durable, to avoid the problem exposed damage, high temperature resistant, longer service life, RJ11 6P6C Telephone Inline Coupler is used and helps to extend or repair existing patch cables.This inline coupler provides faster data transmission without any signal loss.
  • ✓?SMALL AND EXQUISITE? SinLoon RJ11 Coupler inline couplers are small and exquisite in size that provides a full range of solutions for voice, home networking, home office and audio.
  • ✓?MATERIAL?High quality sound quality, all copper plated gold needle core, stable transmission signal. Good contact and transmission performance, provide a strong guarantee for stable data transmission, easy to use, convenient connection, no static or sound distortion.RJ11 Coupler plastic casing made of environment-friendly material to protect the internal chip structure, internal insulation, strong anti-interference ability and low signal attenuation coefficient.
  • ✓?WIDE RANGE OF USE?Compatible with all RJ11 devices, such as landline phones, faxes or answering machines. Assistant for home, study, living room, bedroom, office, business meeting, home entertainment and study.
Delivery timeline
Dispatch2 to 4 days
Transit8 to 14 days
Delivery12 to 21 days

Tracking is provided end to end.

  • SinLoon RJ11 Coupler RJ11 Female to Female 6P6C Telephone Inline Coupler Straight Telephone Cable Extension Adapter for Landline Fax Machine (Straight) offers reliable performance and quality
  • EASY EXTENSION Premium quality inline coupler for join 2 RJ11 (6P6C, 6P4C, 6P2C crystal head)telephone lines together and extend phone line connections with strong anti-interference ability

You might also like