--- product_id: 89486561 title: "RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only" brand: "uni4" price: "VT1652" currency: VUV in_stock: true category: "Uni4" url: https://www.desertcart.vu/products/89486561-rj9-to-single-3-5mm-smartphone-headset-adapter-cable-cisco store_origin: VU region: Vanuatu --- # Supports single 4-pole headset Exclusive Cisco IP phone compatibility RJ9 to 3.5mm plug RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only **Brand:** uni4 **Price:** VT1652 **Availability:** ✅ In Stock ## Summary > 🎧 Upgrade your Cisco calls—connect smart, sound sharp! ## Quick Answers - **What is this?** RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only by uni4 - **How much does it cost?** VT1652 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/89486561-rj9-to-single-3-5mm-smartphone-headset-adapter-cable-cisco) ## Best For - uni4 enthusiasts ## Why This Product - Trusted uni4 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Durable Design:** Sleek black cable built for indoor office use, backed by a 3-month replacement warranty for peace of mind. - • **Cost-Saving Audio Solution:** Skip pricey wired or wireless headsets—use your existing 3.5mm headset without compromise. - • **Seamless Cisco Integration:** Effortlessly connect your favorite smartphone headset to any Cisco IP phone with an RJ9 port. - • **Crystal Clear Communication:** Dual speaker and microphone support via a single male connector ensures professional call clarity. - • **Universal Cisco Model Support:** Compatible with all Cisco IP phones featuring an RJ9 headset jack—just confirm your model for perfect fit. ## Overview The Uni4 RJ9 to Single 3.5mm Smartphone Headset Adapter Cable is a specialized connector designed exclusively for Cisco IP phones with an RJ9 headset port. It enables users to plug in any standard single 4-pole 3.5mm headset, eliminating the need for costly proprietary headsets. Compatible across all Cisco IP phone models with RJ9 jacks, this compact, black AUX cable ensures clear audio transmission for both microphone and speaker, making it an essential, cost-effective accessory for professional environments. ## Description This amazing adaptor converts the standard 3.5mm smartphone plug to an for RJ9, RJ10, or RJ22 headset plug, allowing you to use your favorite smartphone headset with your phone. ## Features - Its only work with CISCO phone. RJ9 plug connect to phone and single 4 pole 3.5mm female jack to connect headset Avoid having to purchase an expensive wired/wireless headsets , Use your existing wired headset, 2 side speaker and microphone with single male connector headset is recommanded Compatible with all models of CISCO phones having extra RJ9 connector for headset, Please let us know model name to confirm the use. NOT COMPATIBLE with iPhone headset. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01JS5PSUO | | Best Sellers Rank | #60,508 in Electronics ( See Top 100 in Electronics ) #43 in Phone Cables | | Brand Name | Uni4 | | Cable Type | AUX | | Colour | Black | | Compatible Devices | CISCO IP Phone, Not Comptible with normal landline or any other voip phones | | Compatible Phone Models | Cisco IP Phones | | Connector Gender | Male-to-Female | | Connector Type | Auxiliary | | Country of Origin | India | | Customer Package Type | rigid box | | Customer Reviews | 3.9 3.9 out of 5 stars (419) | | Indoor Outdoor Usage | Indoor | | Item Shape | Round | | Manufacturer | Uni4 | | Model Name | RJ9_3.5MM_SINGLE | | Model Number | RJ9_3.5MM_SINGLE | | Number Of Pins | 8 | | Number of Items | 1 | | Part Number | RJ9_3.5MM | | Specification Met | CE | | Unit Count | 1.0 Count | | Warranty Description | 3 months replacement warranty | ## Product Details - **Brand:** Uni4 - **Cable Type:** AUX - **Compatible Devices:** CISCO IP Phone, Not Comptible with normal landline or any other voip phones - **Compatible Phone Models:** Cisco IP Phones - **Connector Type:** Auxiliary ## Images ![RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only - Image 1](https://m.media-amazon.com/images/I/31VfC046PLL.jpg) ![RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only - Image 2](https://m.media-amazon.com/images/I/31Lm4m4lVmL.jpg) ![RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only - Image 3](https://m.media-amazon.com/images/I/41szoALwp7L.jpg) ![RJ9 to Single 3.5mm Smartphone Headset Adapter Cable for CISCO IP phones only - Image 4](https://m.media-amazon.com/images/I/41oiZFZZZ4L.jpg) --- ## 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.vu/products/89486561-rj9-to-single-3-5mm-smartphone-headset-adapter-cable-cisco](https://www.desertcart.vu/products/89486561-rj9-to-single-3-5mm-smartphone-headset-adapter-cable-cisco) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-10-12*