--- product_id: 157107275 title: "Retekess TR503 Church Translation System, FM Listening Device(1 TX 10 RX) | for Training, Museum, School, Church,Assistive Listening System, Supports Radio Station Storage, Lock button ,PR13 Receiver" brand: "retekess" price: "$234.11" currency: USD in_stock: true category: "Retekess" url: https://www.desertcart.us/products/157107275-retekess-tr503-church-translation-system-fm-listening-device-1-tx store_origin: US region: United States of America --- # 10 high-quality FM receivers included 30m open-air transmission range 8h transmitter battery life Retekess TR503 Church Translation System, FM Listening Device(1 TX 10 RX) | for Training, Museum, School, Church,Assistive Listening System, Supports Radio Station Storage, Lock button ,PR13 Receiver **Brand:** retekess **Price:** $234.11 **Availability:** ✅ In Stock ## Summary > 🎤 Elevate every message—connect your community with crystal-clear wireless translation! ## Quick Answers - **What is this?** Retekess TR503 Church Translation System, FM Listening Device(1 TX 10 RX) | for Training, Museum, School, Church,Assistive Listening System, Supports Radio Station Storage, Lock button ,PR13 Receiver by retekess - **How much does it cost?** $234.11 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/157107275-retekess-tr503-church-translation-system-fm-listening-device-1-tx) ## Best For - retekess enthusiasts ## Why This Product - Trusted retekess brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-Day Reliability:** Robust 450mAh lithium battery delivers up to 8 hours of continuous use, keeping your sessions uninterrupted. - • **Crystal Clear Audio:** Adjustable 15-level transmit volume and unidirectional headset mic ensure every word is heard with pristine clarity. - • **Compact & Comfortable:** Lightweight design (1.9 lbs) and ergonomic headset ensure comfort during long events, perfect for professional use. - • **Seamless Group Listening:** One TR503 transmitter powers up to 10 PR13 receivers simultaneously for flawless communication across your congregation or team. - • **Effortless Frequency Sync:** Manual frequency tuning and 5 station presets on receivers make setup intuitive and quick—no tech headaches. ## Overview The Retekess Church Translation System includes one TR503 FM transmitter headset and ten PR13 FM radio receivers, designed for clear audio transmission up to 30 meters in open air. Featuring 15 adjustable volume levels, 5 station presets, and an 8-hour battery life, this compact and lightweight system is ideal for churches, schools, museums, and factories seeking seamless multilingual communication. Easy to operate with manual frequency tuning and backed by a 2-year warranty, it ensures professional-grade performance for group listening experiences. ## Description Buy Retekess Church Translation System with 1 TR503 FM Transmitter Headset and 10 PR13 FM Radio Receivers, Listening System for Factory Museum School Church (1 Transmitter 10 Receivers): Wireless Microphone Transmitters & Receivers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - The translation headphones for church distance of 30m in the open air; 1 broadcast can work with numerous fm receivers - Easy to operate; FM transmitter and receiver can be used by manually adjusting to the same frequency; with earphone for better listening environment - Translation system for church with 15 levels of transmit volume adjustable; small size; 7.87 x 5.91 x 1.18 inch; light weight and easy to wear - PR13 radio receivers support 5 station presets can manually store 5 favorite stations; with 24-hour digital clock; lock switch to prevent accidental operation - Long working time; the built-in lithium battery of TR503 FM Transmitter is 450mAh; which provides about 8h working time after 2-3h full recharge; receiver is power supply by 2 x AAA batteries (not included) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07W7QM1NW | | Antenna Location | Church translation | | Best Sellers Rank | #11,528 in Musical Instruments ( See Top 100 in Musical Instruments ) #88 in Wireless Microphone Transmitters & Receivers #91 in MP3 Player FM Transmitters | | Brand | Retekess | | Built-In Media | Microphone, FM receiver, Earphone, Lanyard | | Color | Black | | Compatible Devices | Earphone | | Connectivity Technology | RF | | Connector Type | USB Type-C | | Customer Reviews | 4.1 4.1 out of 5 stars (215) | | Enclosure Material | Plastic | | Item Dimensions | 6.89 x 5.71 x 7.8 inches | | Item Weight | 1.9 Pounds | | Manufacturer | Retekess | | Mfr Part Number | FY4430A-FY4305A10 | | Microphone Form Factor | Headset | | Model Name | TR503 | | Model Number | FY4430A-FY4305A10 | | Number of Batteries | 2 AAA batteries required. | | Number of Channels | 17 | | Polar Pattern | Unidirectional | | Power Source | Battery Powered | | Special Feature | Easy to operate, Long working time, The transmission distance of 30m in the open air, Translation system for church with 15 levels of transmit volume adjustable, one transmitter can work with numerous receivers | | Warranty Description | We provide 2 year warranty and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours | ## Product Details - **Brand:** Retekess - **Color:** Black - **Compatible Devices:** Earphone - **Connectivity Technology:** RF - **Connector Type:** USB Type-C - **Included Components:** Microphone, FM receiver, Earphone, Lanyard - **Model Name:** TR503 - **Polar Pattern:** Unidirectional - **Recommended Uses For Product:** Church translation ## Images ![Retekess TR503 Church Translation System, FM Listening Device(1 TX 10 RX) | for Training, Museum, School, Church,Assistive Listening System, Supports Radio Station Storage, Lock button ,PR13 Receiver - Image 1](https://m.media-amazon.com/images/I/615UE7-YA4L.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: What frequency range does the fm transmitter support?** A: Dear customer, Thank you very much for your question. For the Retekess TR503, the FM frequency range is 87.5MHZ to 107.5MHZ. Hope it can help you. If it doesn't help, you may go to the product page, find the "Sold by Retevis Direct" under "Add to Cart" on the right side of the product page, click on “Retevis Direct”, then click the button "Ask a question" to reach out to us, we are always here for you. We are the professional FM transmitter manufacturer, if you have any questions about FM transmitters, please contact with us freely. Best regards **Q: Are these loud enough for a dance group to clearly hear the music?** A: For this Retekess Portable FM Transmitter Headset Wireless Tour Guide System These loud are enough for the dance group to hear the music clearly. **Q: Can TT105s work with unlimited numbers of pr13 fm receivers? Thank you.** A: Dear customer, Thanks for your question. For Retekess TT105, single TT105 transmitter can match countless TT105 receivers of the same model. I'm sorry that Retekess cannot be used with PR13 fm receivers. Hope this can help you. If it doesn't help, you may go to the product page, find the "Sold by Retevis Direct" under "Add to Cart" on the right side of the product page, click on “Retevis Direct”, then click the button "Ask a question" to reach out to us, we are always here for you. We are the professional Tour Guide System manufacturer, if you have any questions about Tour Guide Systems, please contact with us freely. Best regards Angela **Q: Approximately how long do the batteries last on the receivers?** A: Dear customer, Thanks for your question. For PR13 FM Receivers, it uses 2 x AAA batteries, but it not included in the package. The lasting time of the battery usually depends on the capacity and the quality of the battery. And the different volume will also affects the lasting time. You can divide the capacity of battery by 50MA to calculate the lasting time of the battery. Hope it can help you. If it doesn't help, you may go to the product page, find the "Sold by Retevis Direct" under "Add to Cart" on the right side of the product page, click on “Retevis Direct”, then click the button "Ask a question" to reach out to us, we are always here for you. We are the professional radio manufacturer, if you have any questions about radios, please contact with us freely. Best regards Angela ## Frequently Bought Together - Retekess Church Translation System with 1 TR503 FM Transmitter Headset and 10 PR13 FM Radio Receivers, Listening System for Factory Museum School Church (1 Transmitter 10 Receivers) - Retekess PR13 Portable FM Receiver, Mini FM Radio DSP with 24 Hour Clock for Drive-in Church, Teaching, Simultaneous Translation, Meeting, Tour Guide, Correctional Center(Pack of 10) - Retekess TR508 FM Transmitter for Church,FM Broadcast Transmitter,Long Range FM Radio Stereo Station with 3.5mm Mic Audio Jack for Drive in Movie,Parking Lot,Home,Library,Fcc Certified --- ## 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.us/products/157107275-retekess-tr503-church-translation-system-fm-listening-device-1-tx](https://www.desertcart.us/products/157107275-retekess-tr503-church-translation-system-fm-listening-device-1-tx) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-27*