--- product_id: 396630092 title: "LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack" brand: "lansensu" price: "52.65 DT" currency: TND in_stock: true reviews_count: 8 url: https://www.desertcart.tn/products/396630092-lansensu-rj11-coupler-straight-telephone-inline-coupler-rj11-6p4c-inline store_origin: TN region: Tunisia --- # RJ11 6P4C plug High-fidelity sound Inline connection LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack **Brand:** lansensu **Price:** 52.65 DT **Availability:** ✅ In Stock ## Summary > 📞 Connect with Confidence: Elevate Your Communication Game! ## Quick Answers - **What is this?** LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack by lansensu - **How much does it cost?** 52.65 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/396630092-lansensu-rj11-coupler-straight-telephone-inline-coupler-rj11-6p4c-inline) ## Best For - lansensu enthusiasts ## Why This Product - Trusted lansensu brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Craftsmanship:** Constructed with high-quality PVC and oxygen-free copper for superior performance. - • **Seamless Connectivity:** Easily connect and expand your telephone lines with this RJ11 coupler. - • **Versatile Compatibility:** Works with all telephones and fax machines, perfect for any office setup. - • **Customer-Centric Support:** Satisfaction guaranteed with dedicated customer service at your fingertips. - • **Crystal Clear Communication:** Enjoy low signal attenuation and high-quality sound transmission. ## Overview The LanSenSu RJ11 Coupler is a high-quality inline adapter designed to connect and extend telephone lines. Featuring a robust RJ11 6P4C plug, it ensures smooth signal transmission with minimal loss. Made from premium materials, this coupler is compatible with all telephones and fax machines, making it an essential tool for any professional environment. With a commitment to customer satisfaction, this product comes with reliable support. ## Description LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack ## Features - [High quality] The phone line coupler is used to connect and expand the existing two telephone lines and the phone through the box, and has an RJ11 6P4C plug for connection expansion. - [High-quality material] Phone line coupler High-quality PVC internal insulation, strong anti-interference ability, oxygen-free copper conductor, high-fidelity design, and exquisite craftsmanship. - [Smooth connection] It has high-quality sound quality, accurate signal transmission, easy to use, convenient connection and low signal attenuation coefficient. - [Wide range of use] Phone line coupler can be used for all telephones and fax machines, and is an assistant for office meetings,Premium Quality Inline Coupler for join 2 RJ11 telephone lines together , Extends phone line connections. - [Satisfactory service] If you are not satisfied with the phone line coupler,you can contact us at any time, and we will serve you wholeheartedly. ## Images ![LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack - Image 1](https://m.media-amazon.com/images/I/51MNmS4HI6L.jpg) ![LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack - Image 2](https://m.media-amazon.com/images/I/51dC5FjTgtL.jpg) ![LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack - Image 3](https://m.media-amazon.com/images/I/61cqOzB5s4L.jpg) ![LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack - Image 4](https://m.media-amazon.com/images/I/615MvIHcvOL.jpg) ![LanSenSu RJ11 Coupler, Straight Telephone Inline Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter Black 2 Pack - Image 5](https://m.media-amazon.com/images/I/61jiGUxksnL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Work as expected *by S***E on Reviewed in the United States on December 16, 2023* Working great with no static between couplings ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Sometimes you need to patch a phone cable *by M***R on Reviewed in the United States on April 16, 2023* Good quality with all four modular cable wires passed through (you do know that "R"J-11 no longer exists, it's really UJ-11 since 1984, right?). I needed to splice in with a Dracon adapter and a little butt-set on several legacy type phone lines in a commercial building and these made it easy. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Good *by G***M on Reviewed in the United States on February 8, 2024* Very good --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/396630092-lansensu-rj11-coupler-straight-telephone-inline-coupler-rj11-6p4c-inline](https://www.desertcart.tn/products/396630092-lansensu-rj11-coupler-straight-telephone-inline-coupler-rj11-6p4c-inline) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-21*