--- product_id: 628115642 title: "Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC" brand: "ainostone" price: "€ 53.82" currency: EUR in_stock: true reviews_count: 13 category: "Ainostone" url: https://www.desertcart.at/products/628115642-bluetooth-transmitter-receiver-3-in-1-bluetooth-5-3-audio store_origin: AT region: Austria --- # Long-range external antenna 3.5mm/Optical/RCA multi-input Dual Bluetooth 5.3 TX/RX Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC **Brand:** ainostone **Price:** € 53.82 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your sound game—wireless freedom for two, no compromises! ## Quick Answers - **What is this?** Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC by ainostone - **How much does it cost?** € 53.82 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/628115642-bluetooth-transmitter-receiver-3-in-1-bluetooth-5-3-audio) ## Best For - ainostone enthusiasts ## Why This Product - Trusted ainostone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless 3-in-1 Audio Upgrade:** Transform any device into a Bluetooth powerhouse with transmitter, receiver, and bypass modes. - • **Crystal Clear Sound, Zero Delay:** Enjoy ultra-low latency audio streaming with Bluetooth 5.3 and precision-tuned external antenna for uninterrupted wireless freedom. - • **Universal Compatibility, Plug & Play:** Connect effortlessly via 3.5mm AUX, Optical, or RCA cables to TVs, PCs, stereos, and more—upgrade your entire home audio setup instantly. - • **Double the Connection, Double the Fun:** Pair two Bluetooth headphones or speakers simultaneously without interference—perfect for shared binge sessions or late-night jams. - • **Intuitive LCD Display & Volume Control:** Stay in full control with a clear 1.8-inch screen and easy volume adjustment for both connected devices at once. ## Overview The Ainostone Bluetooth Transmitter Receiver 3-in-1 is a versatile Bluetooth 5.3 audio adapter that functions as a transmitter, receiver, and bypass device. It supports simultaneous connection of two Bluetooth headphones or speakers, features a long-range external antenna for stable wireless streaming, and offers multiple input options including 3.5mm AUX, Optical, and RCA. With a clear LCD display and volume control, it’s designed for seamless integration with TVs, PCs, and home stereo systems, delivering low latency and crystal-clear sound for an enhanced audio experience. ## Description Buy Ainostone Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC: Wireless Audio Receivers & Adapters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: IT IS GREAT! - 1: Just me, I connected optical cable to my Roku tv, sound is fantastic, connected Anker speaker first, really good sound 2: Then connected Between Pro ear buds, sound blew me away, even people with a heavy accent was clear and understandable. 3: I can walk any place in my 4 bedroom home and will not break connection, up or down stairs. 4: Used TX connect, do not have need for RX, but should work well. 5: No battery, can us usb connect on tv, connection is easy directions are fairly readable, if using optical cable, remove rubber protection pieces. 6:Yes Yes you can have the tv speaker on also, maybe not all TV's check ur tv settings , if using ear buds or speakers without volume control u can use volume control on wireless adapter. 7: I have used a lot of wireless adapters, none were as easy as this BT17 to set up, good instructions and very good distance from wireless adapter I just bought another one! 8: UPDATE, if you use optical u cannot use remote to control the volume on Roku tv, connected to sound bar should be able to use soundbar remote. 9: To use tv remote to control speaker use the output for Aux (headset) on tv and transmitter, go to settings for tv, Audio - audio output, set ✓Auto, now on Roku you can mute and control volume, tv will only allow head phones volume to be minimal, now adjust wireless speaker volume button to go higher. This may or may not work on other TV's with optical cable. Review: Value for the money, no complaints. - Works great! Crystal clear sound, no lag or static. Works with 2 sets of bluetooth devices. Easy to use, couldn't ask for more. Definite value for the money, would buy from again! ## Features - 3-in-1 With Transmitter /Receiver /Bypass: In TX mode, our Blutooth audio adapter can retrofit non-Bluetooth-devices such as PC/TV with Bluetooth and send audio stream to Bluetooth speakers/ headphones. In RX mode, the Bluetooth receiver is connected to wired stereo system and then supplied with music via smartphone. In bypass mode, our Bluetooth adapter will help you upgrade your old TV, you can enjoy TV/PC + headphones/ speakers by attaching optical/ 3.5mm AUX/ 3.5mm AUX to RCA cables. - Suport 2 Devices Without Disturbing Others: In TX mode, Ainostone Bluetooth transmitter receiver for TV can be paired and used simultaneously with two Bluetooth headphones or speakers, which allow you immerse yourself in music or movies with your partner at night without disturbing your kids or neighbors. If you adjust the volume, the volume of both devices is adjusted simultaneously. If you are hearing impaired, our Bluetooth 5.3 Audio Transmitter Receiver is also perfect matched. - Long Range Thanks To External Antenna: Ainostone Bluetooth Transmitter Receiver has a precision tuned antenna to ensure secure & stronger radio connection. You can pair the Bluetooth audio transmitter with headphone, and play music on mobilephone, go around the house without missing anything. The Bluetooth TV Adapter is equiped with an on/off button to avoid always unplug the plug. Note: No battery! The Bluetooth receiver must be connected via USB cable (included) to power source (excluded). - 1.8-Inch LCD Display & Volume Control: Ainostone Bluetooth transmitter receiver offers you a transparent way to pair wireless devices. The LCD display clearly tells you what is happening and which devices are connected. You can connect with Bluetooth headphones, speakers, home stereo, mp3 player freely. Farewell to the blind link! You can adjust volume, switch devices, play/pause by using corresponding buttons/rotary knob. The adapter automatically re-pairs with recently connected device. - Wide Compatibility Via Optical/3.5mm Aux/RCA Cable: Bluetooth 5.3 transmitter is easy to set up: 1.Power on by type-C cable to power source; 2.Select mode between TX/RX/Bypass; 3.Connect to your devices. The low latency Bluetooth TV adapter comes with all possible cables to offer maximum connection flexibility with TV, PC, laptop, earbuds, computer, CD etc. If you connect the Bluetooth optical adapter to TV, please set PCM Audio on TV. Used for home audio, gym, theater. Pefect Christmas Gift! - Note1: No battery! The Bluetooth receiver must be connected via USB cable (included) to power source (excluded). - Note2: When you use OPT cable connect tv, you need to set PCM first. PCM setting guide is in the use manual. - Note3: Our bleutooth 5.3 Adapter does not support amplifiers such as Yamaha amplifiers and audio converters. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CZ3813PN | | Additional Features | Low Latency | | AntennaDescription | External | | Audio Input | 3.5mm Aux, Optical, RCA | | Audio Output Mode | Stereo, Surround Sound | | Audio Output Type | Multiple (Bluetooth, 3.5mm Aux, Optical, RCA) | | Best Sellers Rank | #26,194 in Electronics ( See Top 100 in Electronics ) #145 in Wireless Audio Receivers & Adapters | | Brand | Ainostone | | Color | BLACK | | Compatibility Options | iPhone, tv, blueray player, computer, Echo Dot, stereo receiver, sound bar, bluetooth headphone, amplifer, record player, cable box, Soundwear, projector, ps4, home mixer, wired speakers, rca stereo, wireless speakers, home theater, controller, guitar amp, bluetooth ear buds, xbox, speaker, guitar, airpods, pc, surround sound system, headset, AirPods Pro, amplifier, home stereo, speaker, guitar am… | | Compatible Devices | iPhone, tv, blueray player, computer, Echo Dot, stereo receiver, sound bar, bluetooth headphone, amplifer, record player, cable box, Soundwear, projector, ps4, home mixer, wired speakers, rca stereo, wireless speakers, home theater, controller, guitar amp, bluetooth ear buds, xbox, speaker, guitar, airpods, pc, surround sound system, headset, AirPods Pro, amplifier, home stereo, speaker  | | Connectivity Technology | Bluetooth, 3.5mm Aux, Optical, RCA | | Connector Type Used on Cable | Bluetooth 5.0, Wireless, Optical, 3.5mm AUX, RCA | | Control Method | Touch | | Control Type | Manual Control | | Customer Reviews | 4.0 out of 5 stars 506 Reviews | | Display Type | LCD | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Hardware Interface | Bluetooth, Bluetooth 5, USB | | Human Interface Input | Touchscreen | | Installation Type | wired | | Item Dimensions L x W x H | 4.57"L x 1.53"W x 5.43"H | | Item Weight | 6.4 ounces | | Manufacturer | Ainostone | | Material | Acrylonitrile Butadiene Styrene (ABS) | | Model Name | Bluetooth Transmitter Receiver 3-in-1 | | Number of Ports | 3 | | Outer Material | Acrylonitrile Butadiene Styrene (ABS) | | Power Source | AC | | Product Dimensions | 4.57"L x 1.53"W x 5.43"H | | Screen Size | 1.8 inches | | Special Feature | Low Latency | | Supported Media Type | bluetooth | | Supported Standards | Bluetooth 5.3 | | Unit Count | 1 Count | | Voltage | 5 volts | | Warranty Description | 1 year Manufacture | | Wireless Compability | Bluetooth | ## Images ![Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC - Image 1](https://m.media-amazon.com/images/I/51zc2+3Co+L.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ IT IS GREAT! *by T***E on May 7, 2025* 1: Just me, I connected optical cable to my Roku tv, sound is fantastic, connected Anker speaker first, really good sound 2: Then connected Between Pro ear buds, sound blew me away, even people with a heavy accent was clear and understandable. 3: I can walk any place in my 4 bedroom home and will not break connection, up or down stairs. 4: Used TX connect, do not have need for RX, but should work well. 5: No battery, can us usb connect on tv, connection is easy directions are fairly readable, if using optical cable, remove rubber protection pieces. 6:Yes Yes you can have the tv speaker on also, maybe not all TV's check ur tv settings , if using ear buds or speakers without volume control u can use volume control on wireless adapter. 7: I have used a lot of wireless adapters, none were as easy as this BT17 to set up, good instructions and very good distance from wireless adapter I just bought another one! 8: UPDATE, if you use optical u cannot use remote to control the volume on Roku tv, connected to sound bar should be able to use soundbar remote. 9: To use tv remote to control speaker use the output for Aux (headset) on tv and transmitter, go to settings for tv, Audio - audio output, set ✓Auto, now on Roku you can mute and control volume, tv will only allow head phones volume to be minimal, now adjust wireless speaker volume button to go higher. This may or may not work on other TV's with optical cable. ### ⭐⭐⭐⭐⭐ Value for the money, no complaints. *by S***S on May 9, 2026* Works great! Crystal clear sound, no lag or static. Works with 2 sets of bluetooth devices. Easy to use, couldn't ask for more. Definite value for the money, would buy from again! ### ⭐⭐⭐⭐ Oh well!!! *by S***H on August 20, 2026* Goes faulty after a month or 2 but still sort of works ## Frequently Bought Together - Ainostone Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.3 Audio Adapter for 2 Headphones with Bypass Volume Control ON/Off Switch LCD Display 3.5mm Aux/Optical/RCA for Home Stereo TV Speaker PC - BERIBES Bluetooth Headphones Over Ear, 65H Playtime and 6 EQ Music Modes Wireless Headphones with Microphone, HiFi Stereo Foldable Lightweight Headset, Deep Bass for Home Office Cellphone PC Ect. - ifofo Bluetooth Transmitter Receiver 3-in-1 Bluetooth 5.0 Audio Adapter for 2 Headphones With Bypass Volume Control Low Latency Long Range LCD Display ON/OFF Optical AUX RCA for TV Home Stereo Speaker --- ## 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.at/products/628115642-bluetooth-transmitter-receiver-3-in-1-bluetooth-5-3-audio](https://www.desertcart.at/products/628115642-bluetooth-transmitter-receiver-3-in-1-bluetooth-5-3-audio) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-09-01*