--- product_id: 12721291 title: "Sigtronics SPO-42N 4-Place High Noise Intercom" brand: "tuyeho" price: "2443 zΕ‚" currency: PLN in_stock: true reviews_count: 1 url: https://www.desertcart.pl/products/12721291-sigtronics-spo-42n-4-place-high-noise-intercom store_origin: PL region: Poland --- # High-noise filtering for ultra-clear comms 40-hour battery life with included 9V battery 4-place intercom for full cockpit coverage Sigtronics SPO-42N 4-Place High Noise Intercom **Brand:** tuyeho **Price:** 2443 zΕ‚ **Availability:** βœ… In Stock ## Summary > πŸŽ™οΈ Elevate your cockpit commsβ€”hear every word, fly every mission. ## Quick Answers - **What is this?** Sigtronics SPO-42N 4-Place High Noise Intercom by tuyeho - **How much does it cost?** 2443 zΕ‚ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/12721291-sigtronics-spo-42n-4-place-high-noise-intercom) ## Best For - tuyeho enthusiasts ## Why This Product - Trusted tuyeho brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Endurance-Ready Power:** Enjoy up to 40 hours of uninterrupted operation powered by an internal 9V battery, with power adapter to preserve battery life. - β€’ **Versatile Audio Integration:** Music input and Aux output enable recording lessons and radio communications, perfect for training and rental aircraft. - β€’ **Built to Last with Confidence:** Backed by a 5-year warranty and proudly made in the USA, ensuring reliability for students and instructors alike. - β€’ **Seamless 4-Place Communication:** Connect pilot, co-pilot, and rear seats effortlessly with dedicated PTT jacks and satellite box for clutter-free cockpit. - β€’ **Crystal-Clear Audio in High Noise:** Special high-noise model filters background noise and boosts mic output for ultra-light and kit aircraft environments. ## Overview The Sigtronics SPO-42N is a 4-place high-noise intercom designed for pilots, instructors, and aircraft renters. Featuring a 5-year warranty, it supports seamless communication with dedicated PTT jacks, music input, and Aux output for recording. Powered by a 9V battery with 40 hours of life and a power adapter to extend battery longevity, it includes a satellite box to reduce cockpit clutter. Its high-noise filtering technology ensures clear audio even in ultra-light and kit aircraft. Made in the USA for dependable performance. ## Description 5-year warranty and a sure-fit for all students, instructors and aircraft renters. All have a music input and Aux output for recording lessons and radio communications. Both pilot and co-pilot positions have PTT jacks. Powered by an internal 9V battery (included), good for 40 hours of operation in airplanes lacking a cigarette lighter socket. A 4-foot Aux power adapter is included. When using the power cord, the battery is by-passed, preserving the life of the battery. The 2-place SPO-22, 4-place SPO-42 and 6-place SPO-62 are compatible with all standard aircraft headsets. The 4-place and 6-place models have a satellite box for rear seat positions to keep unwanted headset cords out of the pilots way. A special HIGH-NOISE model, perfect for Ultra-lights and Kit aircraft, is available in all configurations. It filters out background noise, lowers the input level at mic amp, increases output signal, and mic interface can be modified to interface with radios. Also features a sidetone modification. Made in USA. ## Features - -year warranty and a sure-fit for all students, instructors and aircraft renters. All have a music input and Aux output for recording lessons and radio communications. ## Product Details - **Brand:** Tuyeho - **Special Feature:** Noise Reduction - **Connectivity Technology:** Auxiliary - **Map Type:** North America, Satellite - **Audio Output Mode:** AUX - **Battery Life:** 40 Hours - **Mounting Type:** Panel Mount - **Year:** 2017 - **Touch Screen Type:** Capacitive - **Display Type:** LCD or LED ## Images ![Sigtronics SPO-42N 4-Place High Noise Intercom - Image 1](https://m.media-amazon.com/images/I/31rDzis-vnL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product *by J***S on March 20, 2016* I put this on my Ambulance and it works GREAT! The crew can communicate with out yelling and it maintains a mello environment for the patient. Really easy to install!!Ill be getting the same equipment for the rest of our vehicles. ## Frequently Bought Together - Sigtronics SPO-42N 4-Place High Noise Intercom - SMALLRIG Clamp w/ 1/4" and 3/8" Thread and 9.8 Inches Adjustable Friction Power Articulating Magic Arm with 1/4" Thread Screw for LCD Monitor/LED Lights - KBUM2732B --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/12721291-sigtronics-spo-42n-4-place-high-noise-intercom](https://www.desertcart.pl/products/12721291-sigtronics-spo-42n-4-place-high-noise-intercom) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-26*