The UGREEN Bluetooth 5.3 Receiver (90748) plays music from your phone through a car stereo, home speakers, amplifier or wired headphones that has no Bluetooth. It connects through 3.5mm AUX, supports AAC, pairs with two devices and has a built-in microphone for hands-free calls. Battery: up to 15 hours.
BT 5.3Bluetooth
Receivermode
AACcodec
up tobattery
UGREEN Bluetooth Receiver key features
Bluetooth 5.3 Stable, low-power link.
Receiver mode Plays music from your phone through a car stereo, home speakers, amplifier or wired headphones.
3.5mm AUX Audio connection.
AAC High-quality, low-latency audio where supported.
Dual pairing Two devices connected.
Built-in mic Hands-free calls.
up to 15 hours Rechargeable.
UGREEN Bluetooth Receiver highlights
Better sound
AAC for richer wireless audio.
Dual pairing
Two phones or two headphones connected.
Long battery life
up to 15 hours.
UGREEN Bluetooth Receiver compatibility
Device
Status
What to expect
Phones, tablets, laptops
Compatible
Bluetooth source
Car stereos, speakers, amplifiers with 3.5mm AUX
Compatible
Wired input
Works with
Bluetooth phones and headphones
Won't work with
Systems without a matching audio port
UGREEN 90748 (CM596) Bluetooth 5.3 3.5mm AUX Receiver specifications
Model
UGREEN 90748 (CM596)
Bluetooth
5.3
Mode
Receiver
Audio
3.5mm AUX
Codecs
AAC
Battery
up to 15 hours
What's in the box
UGREEN Bluetooth 5.3 3.5mm AUX Receiver (90748)
Good to know
Codec depends on both ends. AAC works only if your phone or headphones support it too.
Keep within about 10m for a stable link.
UGREEN Bluetooth Receiver FAQs
How do I pair it?
Turn it on, then select it in your phone's Bluetooth list.
Can I take calls?
Yes, with the built-in mic.
Can two devices connect?
Yes, two at a time.
How long does the battery last?
up to 15 hours.
Genuine UGREEN, imported and sold by Sophus Technosol Pvt Ltd, the authorised national distributor. GST invoice with every order. 2-year India warranty.
The UGREEN Bluetooth 5.3 Receiver (90748) plays music from your phone through a car stereo, home speakers, amplifier or wired headphones that has no Bluetooth. It connects through 3.5mm AUX, supports AAC, pairs with two devices and has a built-in microphone for hands-free calls. Battery: up to 15 hours.
BT 5.3Bluetooth
Receivermode
AACcodec
up tobattery
UGREEN Bluetooth Receiver key features
Bluetooth 5.3 Stable, low-power link.
Receiver mode Plays music from your phone through a car stereo, home speakers, amplifier or wired headphones.
3.5mm AUX Audio connection.
AAC High-quality, low-latency audio where supported.
Dual pairing Two devices connected.
Built-in mic Hands-free calls.
up to 15 hours Rechargeable.
UGREEN Bluetooth Receiver highlights
Better sound
AAC for richer wireless audio.
Dual pairing
Two phones or two headphones connected.
Long battery life
up to 15 hours.
UGREEN Bluetooth Receiver compatibility
Device
Status
What to expect
Phones, tablets, laptops
Compatible
Bluetooth source
Car stereos, speakers, amplifiers with 3.5mm AUX
Compatible
Wired input
Works with
Bluetooth phones and headphones
Won't work with
Systems without a matching audio port
UGREEN 90748 (CM596) Bluetooth 5.3 3.5mm AUX Receiver specifications
Model
UGREEN 90748 (CM596)
Bluetooth
5.3
Mode
Receiver
Audio
3.5mm AUX
Codecs
AAC
Battery
up to 15 hours
What's in the box
UGREEN Bluetooth 5.3 3.5mm AUX Receiver (90748)
Good to know
Codec depends on both ends. AAC works only if your phone or headphones support it too.
Keep within about 10m for a stable link.
UGREEN Bluetooth Receiver FAQs
How do I pair it?
Turn it on, then select it in your phone's Bluetooth list.
Can I take calls?
Yes, with the built-in mic.
Can two devices connect?
Yes, two at a time.
How long does the battery last?
up to 15 hours.
Genuine UGREEN, imported and sold by Sophus Technosol Pvt Ltd, the authorised national distributor. GST invoice with every order. 2-year India warranty.
GST Invoice available, just mail back with details to order confirmation mail.
Buy direct from official UGREEN India
GST Invoice, Warranty, authenticity, faster support
आपका कार्ट
UGREEN
UGREEN 90748 CM596 Bluetooth 5.3 AUX Receiver, 15H
विक्रय कीमतRs. 2,569.00
नियमित रूप से मूल्यRs. 4,999.00
यूनिट मूल्य
Overview
CM596 • RECEIVER ONLY • 15-HOUR BATTERY
Bluetooth 5.3
SKU 90748
CM596
Receiver only
5.3Bluetooth version
Receiver onlyWireless role
SBC and AACCodecs
3.5mm AUX outputWired audio
Features
What it does well.
Key features
Role. a rechargeable receiver that adds Bluetooth music and hands-free calling to a car stereo, powered speaker or home audio system with a 3.5mm AUX input.
Audio path. A phone, tablet or computer is the Bluetooth source. SKU 90748 receives that programme audio and sends it from its 3.5mm plug or supplied cable into an AUX input. It cannot transmit television or seat-screen audio to Bluetooth headphones.
Codec boundary.
Power design. Up to 15 hours of music/calls and about 200 hours standby are shown in media, measured under UGREEN conditions. Volume, calls, age, temperature and signal strength affect results. USB-C charging; about 2 hours is the listed full-charge time. This is a battery-powered receiver, not a permanently bus-powered USB audio interface.
Audio direction and connector roles
A phone, tablet or computer is the Bluetooth source. SKU 90748 receives that programme audio and sends it from its 3.5mm plug or supplied cable into an AUX input. It cannot transmit television or seat-screen audio to Bluetooth headphones.
Connector rule: a source/output must feed a destination/input. USB power, USB host data, analogue AUX and Bluetooth radio roles are separate even when one enclosure handles several of them.
Start safely: set the correct mode, select the target input and lower every volume control before testing.
Sound, codecs, calls and latency
Codecs.
Latency. No millisecond latency figure or gaming mode is verified. Bluetooth delay varies with the source, codec, application and radio conditions.
Microphone and calls. A built-in microphone supports hands-free calls. media describes DSP processing that reduces environmental noise for clearer speech; it does not make the cabin silent and is not listening ANC.
Real-world fidelity. Source file, negotiated codec, radio conditions, analogue cable, amplifier and speakers/headphones all affect the result. A newer Bluetooth number is not automatically higher sound quality.
Use scenarios
Scenario 1. Adding wireless music and calls to an older car AUX system.
Scenario 2. Streaming from a phone to a powered speaker with a 3.5mm input.
Scenario 3. Portable home-stereo reception without leaving USB power connected.
Scenario 4. Shared-car use with two paired phones and one active programme.
Scenario 5. Navigation prompts and podcasts while controls are set before driving.
Setup and usability guidance
Usability rule: establish one clean path first. Add a second source, listener, output or peripheral only after the first works reliably.
Controls. The multifunction and side controls handle power, pairing, supported playback, volume/track functions and calls. Use the CM596 manual for press timing.
Second-device behaviour. Two Bluetooth source devices can remain connected. Only one programme should play at a time; pause the first source before starting the second.
Recovery. If reconnection fails, disconnect the second source, forget the receiver on both hosts, power-cycle the unit and pair one host again at close range. Use only the CM596 reset timing in the supplied manual.
Step 1: Charge the receiver before first use.
Step 2: Connect its 3.5mm output to the target AUX input and select that input on the stereo.
Step 3: Power on SKU 90748 and open the source Bluetooth menu.
Step 4: Select the UGREEN/CM596 receiver entry and test at low volume.
Step 5: For a second source, pause the first device, then pair the second according to the manual.
Compatible devices and systems
Class: Bluetooth-audio phones, tablets and computers as sources; car stereos, powered speakers, amplifiers and home audio equipment with a 3.5mm AUX input as destinations.
Match the operating-system/audio profile and connector role, not only the Bluetooth logo.
Confirm whether you need programme audio, microphone return, peripheral data or file transfer; these use different profiles.
For AUX/RCA products, confirm the destination is a line-level input and already has its own amplifier.
For PC adapters, verify driver requirements and disable a competing built-in Bluetooth radio.
For two-way products, confirm that the chosen TX or RX mode matches the wired device.
What this product does
Receives Bluetooth audio from a compatible source.
Outputs analogue audio to the stated 3.5mm and/or RCA line input.
Supports only the call, control and source-count behaviour documented for this revision.
Reconnects to a saved compatible source when powered and available.
Modernises existing audio equipment without replacing its amplifier or speakers.
What this product does not do
receiver only; no Bluetooth-headphone transmission, aptX, LDAC, optical/RCA output, USB data audio or water rating; not for speaker-level or microphone-only sockets.
Does not guarantee uninterrupted wireless service through metal, walls, crowds or heavy 2.4GHz interference.
Does not repair a damaged source, USB port, AUX socket, amplifier or speaker.
Does not make a connector compatible merely because it fits physically.
Does not prove ANC, aptX, LDAC, multipoint or microphone return from the Bluetooth version number alone.
What to do
Check the label. Confirm SKU, model and stored revision on the product or box before relying on a specification.
Begin with one endpoint. Pair and test one path before adding any supported second device or output.
Lower volume first. Protect hearing and speakers when changing mode, output, codec, call profile or device.
Keep connections dry. Inspect USB and audio plugs, remove debris without metal tools and dry completely before power.
Use official drivers/manuals. Use the CM/BT model instructions; related UGREEN revisions can use different buttons and radios.
Pause before switching. When two sources are connected, pause the current programme before starting the other.
What not to do
Do not infer features. Bluetooth 5.x/6.0 alone does not establish codec, ANC, microphone, multipoint or delay.
Do not force plugs. Stop if a connector does not align; check port type, direction, damage and case clearance.
Do not use speaker-level output. AUX/RCA receiver inputs are line-level; passive speakers still need an amplifier.
Do not pair while moving. Configure car and aircraft audio before movement and follow local/crew instructions.
Do not charge damaged cells. Stop for swelling, leakage, odour or abnormal heat and seek proper battery disposal.
Do not borrow reset timing.
Battery, charging and realistic runtime
Battery/power: Up to 15 hours of music/calls and about 200 hours standby are shown in media, measured under UGREEN conditions. Volume, calls, age, temperature and signal strength affect results.
Charging/connection: USB-C charging; about 2 hours is the listed full-charge time. This is a battery-powered receiver, not a permanently bus-powered USB audio interface.
Published runtime is normally a controlled maximum; volume, calls, codec, temperature, range and battery age can shorten it.
USB-powered models have no reserve runtime and stop when vehicle/computer power stops.
Use compliant, undamaged power sources and disconnect any product that becomes unusually hot.
Do not leave rechargeable products empty for months; follow the manual for long-term storage.
Warnings and limitations
Hearing: begin at low volume, limit exposure and stop if you notice discomfort or ringing. Bluetooth features and noise processing are not hearing protection.
Battery: never crush, puncture, short, burn or charge a swollen, leaking, wet or unusually hot rechargeable product. USB-powered models still require a sound, compliant 5V source.
Aircraft: follow crew instructions, use only permitted headphone outputs and keep wireless devices off whenever directed. Carry lithium products in accordance with airline rules.
Driving: pair, mount, select sources and set volume while parked. Hands-free calling does not remove attention or legal responsibilities.
Water: This product does not has a IP rating. Keep adapters, plugs and charging ports dry; never connect power while damp.
Heat and storage: do not leave the product on a hot dashboard, near a heater or in direct sun. Keep small adapters and cables away from children and pets.
Audio ports: connect only to the stated headphone/AUX line-level role. Never connect a 3.5mm/RCA port to mains, passive-speaker output or an unknown industrial signal.
Troubleshooting and reset
No pairing. Bring devices close, verify power/mode, disconnect competing saved devices and pair one endpoint first.
Connected but silent. Check source playback, OS output, TX/RX direction, AUX input selection, cable seating and both volume controls.
Audio but no microphone. A built-in microphone supports hands-free calls. media describes DSP processing that reduces environmental noise for clearer speech; it does not make the cabin silent and is not listening ANC. Confirm the call app input and permissions only where a microphone path is documented.
Drop-outs. Reduce distance and metal/body obstruction, move from crowded 2.4GHz radios and test one connection at a time.
Delay. Compare with a wired path; no unstated codec or Bluetooth version can remove all source and endpoint buffering.
Reset path. If reconnection fails, disconnect the second source, forget the receiver on both hosts, power-cycle the unit and pair one host again at close range. Use only the CM596 reset timing in the supplied manual.
Specifications
At a glance.
Product / model
UGREEN Bluetooth car audio receiver / CM596
SKU / colour
90748 / black
Bluetooth version
5.3
Wireless role
Receiver only
Codecs
SBC and AAC; no aptX
Wired audio
3.5mm AUX output
Microphone
Built in for supported hands-free calls
Simultaneous sources
Two connected; one programme at a time
Runtime
Up to 15 hours under stated conditions
Standby
About 200 hours shown in media
Charging
USB-C; about 2 hours
Dimensions
Approximately 60 × 35mm shown in media
In the box
Confirm this SKU/revision on the sealed product. Confirm TX, RX or Windows-host direction. Confirm every wired input/output and required power source. Confirm call/microphone, codec and second-device needs separately. Check whether any cable, charger or flight adapter you require is actually listed.
Listed ranges and runtimes are qualified maxima in suitable conditions, not universal guarantees.
Package: Bluetooth receiver, 3.5mm audio cable, USB charging cable and documentation, as shown/listed for SKU 90748.
FAQs
Questions buyers ask.
What exactly is UGREEN 90748?
It is a rechargeable receiver that adds Bluetooth music and hands-free calling to a car stereo, powered speaker or home audio system with a 3.5mm AUX input.
What does this receiver connect to?
A phone, tablet or computer is the Bluetooth source. SKU 90748 receives that programme audio and sends it from its 3.5mm plug or supplied cable into an AUX input. It cannot transmit television or seat-screen audio to Bluetooth headphones.
Which codecs does SKU 90748 support?Is low latency guaranteed?
No millisecond latency figure or gaming mode is verified. Bluetooth delay varies with the source, codec, application and radio conditions.
Do microphone and calls work?
A built-in microphone supports hands-free calls. media describes DSP processing that reduces environmental noise for clearer speech; it does not make the cabin silent and is not listening ANC.
Can two phones or outputs be used?
Two Bluetooth source devices can remain connected. Only one programme should play at a time; pause the first source before starting the second.
What battery life or power does it use?
Up to 15 hours of music/calls and about 200 hours standby are shown in media, measured under UGREEN conditions. Volume, calls, age, temperature and signal strength affect results. USB-C charging; about 2 hours is the listed full-charge time. This is a battery-powered receiver, not a permanently bus-powered USB audio interface.
Which devices and systems are compatible?
Bluetooth-audio phones, tablets and computers as sources; car stereos, powered speakers, amplifiers and home audio equipment with a 3.5mm AUX input as destinations.
What should I do if pairing fails?
If reconnection fails, disconnect the second source, forget the receiver on both hosts, power-cycle the unit and pair one host again at close range. Use only the CM596 reset timing in the supplied manual.
What is in the package?
Bluetooth receiver, 3.5mm audio cable, USB charging cable and documentation, as shown/listed for SKU 90748
What should it not be used for?
receiver only; no Bluetooth-headphone transmission, aptX, LDAC, optical/RCA output, USB data audio or water rating; not for speaker-level or microphone-only sockets.
