--- product_id: 14844550 title: "SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden" brand: "sundely" price: "FREE" currency: IDR in_stock: false reviews_count: 1 url: https://www.desertcart.id/products/14844550-sundely-single-ear-boom-mic-headphone-with-volume-control-4 store_origin: ID region: Indonesia --- # Adjustable Boom Mic Volume Control 4-pin RJ9 Connector SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden **Brand:** sundely **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🎧 Elevate Your Office Vibe with Every Call! ## Quick Answers - **What is this?** SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden by sundely - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/14844550-sundely-single-ear-boom-mic-headphone-with-volume-control-4) ## Best For - sundely enthusiasts ## Why This Product - Trusted sundely brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ergonomic Design:** Enjoy extended use without discomfort, thanks to its lightweight and comfortable fit. - • **Seamless Compatibility:** Designed to work flawlessly with a wide range of Toshiba, Siemens, and SNOM devices. - • **Crystal Clear Communication:** Experience unparalleled audio clarity with the adjustable boom mic. - • **User-Friendly Volume Control:** Easily adjust your audio levels on-the-fly for optimal comfort. - • **Professional Grade Performance:** Elevate your communication game with a headset that meets the demands of any office environment. ## Overview The SUNDELY® Single Ear Boom Mic Headphone is a versatile communication tool featuring a 4-pin RJ9 modular connector, adjustable boom mic, and user-friendly volume control. Compatible with a variety of telephone and IP phone systems, this headset is designed for professionals seeking comfort and clarity in their daily communications. ## Description Product Features: Microphone noise abatement, real sound body aircraft operator Screw headphone cable, avoid the use of the process wound Flexible metal hose, MIC positioning accuracy, structural design, durable, comfortable to wear Adjustable boom to ensure the best call quality Volume control function Compatible Use for: phone sales, telephone counseling services, insurance, hospitals, banks, telecom operators, enterprises etc. Siemens/ROLM: Optiset E Series with CA or HA option modules, E Advance, Advance Plus+ Headset Adapter Comfort 300E+Headset Adapter, F300E Optipoint 410 Standard & Advance, 420 Standard & Advance, 500 Basic, Standard, Standard SL, & Advance& office, 600, 600 Office OpenStage 40, 40TDM, 60, 60TDM, 80, 80TDM ROLM with EHO option Module 612, 624 SNOM Technology:300 Spring: Protégé models: 475716, 475718 TalkSwitch: TS600 Replacement for Toshiba: DKT-3001, DKT-3010S, DKT-3014SDL, DKT-3020S, DKT-3020SD(MUST HAVE ’BHEU ADAPTER’ for on hook answering) Strata CIX, DP5000-Series, DP5018-S, DP5022F-SD, DP5023-SD Ulytel: Ulytel 1, Ulytel 2, Ulytel 5, Ulytel 4 (2-line) Uniden: 420, 450 ## Features - Single Ear Boom Mic Headphone with 4-pin RJ9 Modular Connector for Telephone /IP Phone - 4-pin RJ9 Modular Connector, Adjustable Boom Mic, Volume control - Replacement for Siemens/ROLM Optiset E Series with CA or HA option modules, E Advance, Advance Plus+ Headset Adapter, Comfort 300E+Headset Adapter, F300E, Optipoint 410 Standard & Advance, 420 Standard & Advance, 500 Basic, Standard, Standard SL, & Advance& office, 600, 600 Office, OpenStage 40, 40TDM, 60, 60TDM, 80, 80TDM, ROLM with EHO option Module 612, 624 - Replacement for SNOM Technology 300, Spring Protégé 475716, 475718, TalkSwitch TS600, Replacement for Toshiba DKT-3001, DKT-3010S, DKT-3014SDL, DKT-3020S, DKT-3020SD, Strata CIX, DP5000-Series, DP5018-S, DP5022F-SD, DP5023-SD - Replacement for Ulytel 1, Ulytel 2, Ulytel 5, Ulytel 4 (2-line), Uniden 420, 450 ## Images ![SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden - Image 1](https://m.media-amazon.com/images/I/61CRvUW9vxL.jpg) ![SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden - Image 2](https://m.media-amazon.com/images/I/51jDjyxOT+L.jpg) ![SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden - Image 3](https://m.media-amazon.com/images/I/41kShdhYGUL.jpg) ![SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden - Image 4](https://m.media-amazon.com/images/I/51L7j62-2dL.jpg) ![SUNDELY® Single Ear Boom Mic Headphone with Volume Control 4-pin RJ9 Modular Connector Replacement for Toshiba Telephone/IP Phone Siemens/ROLM SNOM Technology Spring TalkSwitch Ulytel Uniden - Image 5](https://m.media-amazon.com/images/I/51lqpjEUFKL.jpg) ## Customer Reviews ### ⭐⭐⭐ 3.0 out of 5 stars Work ok *by F***6 on Reviewed in the United States 🇺🇸 on May 29, 2016* They work ok but the volume does not adjust to be able to hear or be heard well enough. --- ## 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.id/products/14844550-sundely-single-ear-boom-mic-headphone-with-volume-control-4](https://www.desertcart.id/products/14844550-sundely-single-ear-boom-mic-headphone-with-volume-control-4) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-05-11*