$16.99

KAIY Bluetooth 5.3 Adapter - Low Latency, Optical & RCA/AUX/USB Stereo

Black, C36

Price data last checked 63 day(s) ago - refreshing...

View at Amazon

Price History & Forecast

Last 28 days • 28 data points (No recent data available)

Historical
Generating forecast...
£16.99 £16.14 £16.48 £16.82 £17.16 £17.50 £17.84 21 January 2026 27 January 2026 03 February 2026 10 February 2026 17 February 2026

Price Distribution

Price distribution over 28 days • 1 price levels

Days at Price
28 days 0 7 14 21 28 $17 Days at Price

Price Analysis

Most common price: $17 (28 days, 100.0%)

Price range: $17 - $17

Price levels: 1 different prices over 28 days

Description

Bring modern streaming to your classic home stereo with the KAIY Bluetooth 5.3 Adapter. This plug-and-play receiver lets you wirelessly play music from any phone, tablet, or laptop, turning an old-school receiver into a Bluetooth-ready hub without any complicated setup. Enjoy low-latency, high-definition audio for movies, games, and playlists, so the sound stays in sync with the picture. Three universal outputs-RCA, AUX, and Optical-connect to 99% of speakers, amplifiers, and projectors, giving you flexible placement options for any room. The built-in USB port adds extra convenience; simply plug in a flash drive and play your favorite tracks directly, even when Bluetooth isn't available. Compact and reliable, this adapter fits neatly behind your existing equipment and delivers crystal-clear sound for every genre. Upgrade your legacy audio system today and experience wireless freedom, high-quality playback, and effortless control with one simple device.

Key Features

Upgrade any vintage stereo or speaker system to Bluetooth with a simple plug-in, eliminating the need for new equipment.

Low-latency Bluetooth 5.3 ensures audio stays synchronized with video for movies, games, and TV shows.

Three output options-RCA, AUX, and Optical-provide universal compatibility with most speakers, amps, and projectors.

USB flash drive support lets you play music directly from a USB stick, offering a wired backup when Bluetooth isn't convenient.

Compact, hassle-free design requires no drivers or additional software, delivering instant wireless streaming from any device.

Product Specifications

Brand
KAIY
Model
C36
Colour
Black
Size
Small
Format
Electronics
Domain
Amazon US
Listed Since
19 July 2023

Similar Products You Might Like

Bluetooth Receiver for Home Stereo, AUX RCA to Bluetooth Adapter for Old Speakers, NFC Wireless Audio Receiver for Music Streaming Sound System, KAIY Convert Wired Speakers to Wireless
98% match

Bluetooth Receiver for Home Stereo, AUX RCA to Bluetooth Adapter for Old Speakers, NFC Wireless Audio Receiver for Music Streaming Sound System, KAIY Convert Wired Speakers to Wireless

KAIY

$9.99 15 Feb 2026
Bluetooth 5.3 Receiver for Home Stereo, RCA Bluetooth Adapter, Low Latency & HD Music Audio, Support Optical AUX 3.5mm, RCA Receiver Adapter for Speakers, Music Streaming Stereo System
97% match

Bluetooth 5.3 Receiver for Home Stereo, RCA Bluetooth Adapter, Low Latency & HD Music Audio, Support Optical AUX 3.5mm, RCA Receiver Adapter for Speakers, Music Streaming Stereo System

SUYEE

$16.99 20 Feb 2026
Bluetooth to RCA Adapter for Stereo Receiver - aptX HD Long Range Low Latency Bluetooth Receiver for Home Stereo Wireless Audio Adapter for Music Streaming Sound System
95% match

Bluetooth to RCA Adapter for Stereo Receiver - aptX HD Long Range Low Latency Bluetooth Receiver for Home Stereo Wireless Audio Adapter for Music Streaming Sound System

ELEVENKR

$19.95 17 Feb 2026
BAISHUN Bluetooth Transmitter Receiver - TV, Stereo, RCA, AUX, TF
94% match

BAISHUN Bluetooth Transmitter Receiver - TV, Stereo, RCA, AUX, TF

BAISHUN

$17.99 19 Feb 2026
SONRU Bluetooth 5.3 Receiver for Car, Wireless Audio Adapter for Car/Home Stereo/Wired Headphones/Speaker, Bluetooth Aux Adapter, Dual AUX Outputs, RCA AUX 3.5mm Music Receiver
94% match

SONRU Bluetooth 5.3 Receiver for Car, Wireless Audio Adapter for Car/Home Stereo/Wired Headphones/Speaker, Bluetooth Aux Adapter, Dual AUX Outputs, RCA AUX 3.5mm Music Receiver

SONRU

$22.99 16 Feb 2026
Stereo Receiver & Amplifier Home Audio Amp, AK45 Bluetooth Receiver for Home Stereo, 300Wx2, Bluetooth 5.0, 2 Channel, w/FM & Karaoke, w/USB/SD/RCA/MIC/FM in, w/Remote, for Garage Party Market
94% match

Stereo Receiver & Amplifier Home Audio Amp, AK45 Bluetooth Receiver for Home Stereo, 300Wx2, Bluetooth 5.0, 2 Channel, w/FM & Karaoke, w/USB/SD/RCA/MIC/FM in, w/Remote, for Garage Party Market

NEOHIPO

$30.97 29 Jan 2026
JXTZ Bluetooth 5.3 Dual Aux Adapter - Call, Noise Cancel, White
94% match

JXTZ Bluetooth 5.3 Dual Aux Adapter - Call, Noise Cancel, White

JXTZ

$11.99 27 Nov 2025
Moukey Stereo Receivers with Bluetooth 5.0, 2.0 Channel Power Audio Amplifier Stereo System w/USB, SD, AUX, RCA, MIC in w/Echo, LED for Karaoke, Home Theater Speakers, 400W Peak, 25W× 2 RMS- MAMP1
94% match

Moukey Stereo Receivers with Bluetooth 5.0, 2.0 Channel Power Audio Amplifier Stereo System w/USB, SD, AUX, RCA, MIC in w/Echo, LED for Karaoke, Home Theater Speakers, 400W Peak, 25W× 2 RMS- MAMP1

Moukey

$55.99 27 Jan 2026
YMOO B06T3 Bluetooth 5.3 Receiver, 100ft RCA Bluetooth Audio Adapter for 3.5mm Jack AUX HiFi Home Stereo/Speaker from Smartphone/Tablet/Laptop, Dual Link for Two Speakers, SBC AAC Audio
94% match

YMOO B06T3 Bluetooth 5.3 Receiver, 100ft RCA Bluetooth Audio Adapter for 3.5mm Jack AUX HiFi Home Stereo/Speaker from Smartphone/Tablet/Laptop, Dual Link for Two Speakers, SBC AAC Audio

YMOO

$27.99 16 Feb 2026
Monster Bluetooth Transmitter & Receiver, 2-in-1 Bluetooth Audio Adapter, Stream to/from NonBluetooth Devices, Stream TV to 2 Headphones, 33 ft Range, Analog & Digital, TV USB Powered, 3.5mm Aux Port
94% match

Monster Bluetooth Transmitter & Receiver, 2-in-1 Bluetooth Audio Adapter, Stream to/from NonBluetooth Devices, Stream TV to 2 Headphones, 33 ft Range, Analog & Digital, TV USB Powered, 3.5mm Aux Port

XTREME

$32.99 16 Feb 2026
UGREEN Bluetooth 6.0 Receiver with LDAC - Hi-Res Low Latency Adapter
94% match

UGREEN Bluetooth 6.0 Receiver with LDAC - Hi-Res Low Latency Adapter

UGREEN

$29.99 17 Feb 2026
Joengoep BT-398A Stereo Audio Amplifier, Receiver for Speakers Max 900W, 2.0 Channel Stereo Receiver with FM Radio, USB/SD/AUX Optical & Coaxial Inputs,Amplifier Home Audio for Passive Speakers
94% match

Joengoep BT-398A Stereo Audio Amplifier, Receiver for Speakers Max 900W, 2.0 Channel Stereo Receiver with FM Radio, USB/SD/AUX Optical & Coaxial Inputs,Amplifier Home Audio for Passive Speakers

Joengoep

$45.99 29 Jan 2026
Bluetooth Aux Adapter, Wireless Bluetooth Car Adapter, Mini Portable 3.5mm Aux Receiver for Car, Headphones, Home Stereo Music System (Black)
94% match

Bluetooth Aux Adapter, Wireless Bluetooth Car Adapter, Mini Portable 3.5mm Aux Receiver for Car, Headphones, Home Stereo Music System (Black)

KROMEN

$9.99 17 Feb 2026
Bluetooth Receiver for Car, Noise Cancelling 3.5mm AUX Bluetooth Car Adapter, Wireless Audio Receiver Transmitter for Home Stereo/Wired Headphones Airplane, Blue
94% match

Bluetooth Receiver for Car, Noise Cancelling 3.5mm AUX Bluetooth Car Adapter, Wireless Audio Receiver Transmitter for Home Stereo/Wired Headphones Airplane, Blue

ESSAGER

$9.99 27 Nov 2025
BLACKHORSE Bluetooth Receiver - AUX 3.5mm/RCA, Range Low Latency
94% match

BLACKHORSE Bluetooth Receiver - AUX 3.5mm/RCA, Range Low Latency

BLACKHORSE

$22.97 16 Feb 2026
Saiyin 30W Bluetooth Speakers - 3.5" Woofer, Optical/AUX/RCA for TV PC
94% match

Saiyin 30W Bluetooth Speakers - 3.5" Woofer, Optical/AUX/RCA for TV PC

Saiyin

$69.99 15 Feb 2026
blafili B3 Professional XLR Bluetooth v5.1 Music Receiver, LDAC & aptX HD Streamer, Built-in ESS DAC, Analog RCA, Digital Optical and COAXIAL Outputs, for Audio Mixer, DJ Speakers & PA System
94% match

blafili B3 Professional XLR Bluetooth v5.1 Music Receiver, LDAC & aptX HD Streamer, Built-in ESS DAC, Analog RCA, Digital Optical and COAXIAL Outputs, for Audio Mixer, DJ Speakers & PA System

blafili

$109.00 11 Feb 2026
RIOWOIS 40W Powered Bluetooth Bookshelf Speakers - No Amp Required
94% match

RIOWOIS 40W Powered Bluetooth Bookshelf Speakers - No Amp Required

RIOWOIS

$49.99 18 Feb 2026
Erewll Bluetooth 5.4 Adapter - aptX Adaptive, AirPods, TV & Inflight
93% match

Erewll Bluetooth 5.4 Adapter - aptX Adaptive, AirPods, TV & Inflight

Erewll

$19.99 15 Feb 2026
Romica Stereo Audio Amplifier, 2 Channel 450W+450W Bluetooth 5.0 Home Theater Power Amplifier with FM Radio, USB, SD, Optical & Coaxial Inputs, Amplifier for Passive Speakers and Active subwoofer
93% match

Romica Stereo Audio Amplifier, 2 Channel 450W+450W Bluetooth 5.0 Home Theater Power Amplifier with FM Radio, USB, SD, Optical & Coaxial Inputs, Amplifier for Passive Speakers and Active subwoofer

Romicta

$45.99 29 Jan 2026
[Upgraded] 1Mii Bluetooth 5.3 Audio Receiver, Long Range HiFi Bluetooth Adapter w/ 3D Surround aptX HD Low Latency, Optical RCA AUX 3.5mm Coaxial for Home Stereo System - B06Pro Grey
93% match

[Upgraded] 1Mii Bluetooth 5.3 Audio Receiver, Long Range HiFi Bluetooth Adapter w/ 3D Surround aptX HD Low Latency, Optical RCA AUX 3.5mm Coaxial for Home Stereo System - B06Pro Grey

1Mii

$39.99 22 Feb 2026
Pyle 3000W Multi-Channel Bluetooth Wireless Power Amplifier - Rack Mount - Stereo Receiver w/ FM Radio - USB/SD - Dual Mic w/ Echo - RCA - Headphone - LED Display - Cooling Fan - P3001BT
93% match

Pyle 3000W Multi-Channel Bluetooth Wireless Power Amplifier - Rack Mount - Stereo Receiver w/ FM Radio - USB/SD - Dual Mic w/ Echo - RCA - Headphone - LED Display - Cooling Fan - P3001BT

Pyle

$134.95 05 Feb 2026
FMIIFMS Bluetooth 5.0 2-in-1 3.5mm Transmitter/Receiver for Car & TV
93% match

FMIIFMS Bluetooth 5.0 2-in-1 3.5mm Transmitter/Receiver for Car & TV

AEEKCARS

$9.49 19 Feb 2026
SONRU Bluetooth Aux Adapter for Car, Wireless Audio Receiver, Portable Hands-Free Kit with RCA AUX 3.5mm for Home/Car Stereo Music Streaming Sound System
93% match

SONRU Bluetooth Aux Adapter for Car, Wireless Audio Receiver, Portable Hands-Free Kit with RCA AUX 3.5mm for Home/Car Stereo Music Streaming Sound System

SONRU

$25.99 18 Feb 2026