Bluetooth 5.0 wireless stereo 2.5mm audio adapter for Bose Quiet Comfort 25 QC25 OE2 OE2i AE2 AE2i On Over around Ear Headphone


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Bluetooth 5.0 stereo 2.5mm 3.5mm Audio Adapter handsfree A2dp Music receiver with clip

Product Datasheet
Bluetooth Version
Bluetooth V5.0+EDR, Class 2
Bluetooth Profile
Music Format Codec  AAC SBC
Bluetooth Frequency 2.402-2.480GHz
Multipoint Connection
Support to pair with 2 Mobilephones          
Net Weight 6.2g
Bluetooth Range 10 Meters (30 Feet)
Product Size 13.3*12.9 *73.8mm
Audio Port 3.5mm Female
3.5mm male
2.5mm female
Fully Charging Time 1.5 Hours
Battery Capacity Built-in Li-Po 50mAh Battery
Working Hours 5 Hours
Charging Volatage DC3.7-5V
Material ABS+PC

Product Overview 


Good Compatible​​​​​
1)Support to pair with all devices enabled with A2DP stereo Bluetooth player of any bluetooth version, such as Iphone,​​​​​​​​​​​​​​​​​​ Ipad, MP3 Player of any bluetooth version
2)Support to connect all home or car audio devices with the 3.5mm&2.5mm Audio Adapter or Cable to enable the normal headphone or speaker with bluetooth function instantly.
Special Design for


Bose Quiet Comfort 25 Acoustic Noise Cancelling Headphones
Bose OE2 On Ear Audio Headphones
Bose OE2i On Ear Audio Headphones
Bose AE2 Around Ear Audio Headphones
Bose AE2i Around Ear Audio Headphones  


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Exquisite product appearance, Classic Bullet design. Mini size, More high-end.
4849-2 4849-122
Handsfree Function
With b uilt-in microphone for handsfree phone call, this portable bluetooth  4.1 Car Kit Music Receiver is designed to provide a simple handsfree solution for answering and rejecting phone calls while on the go, and support to redail the last phone call, help you to enjoy a safe drive with music playing alongside, very  suitable for vehicle mounted systems. 

Bluetooth 5.0 Technology
Using the bluetooth 5.0 version,Super clear communication effect, open and clear voice chat. Super long receiving distance, open and free zone can reach more than 15 meters.
Built-in battery
BT4849 can be rechargeable, long battery working time, Sleep mode for energy saving. Support to use while charging.  Automatically power off if no connection for 5 minutes.134
Multipoint Connection. 
Support to pair with 2 bluetooth-enabled mobilephones, Now you can enjoy the crystal music or GPS navigation, without missing any incoming phone calls. 
With an extra clip to fix by your collar or buttonhole, very handy to use.


Package Details:
1x Bluetooth V5.0 Stereo Audio Music Receiver
1x 2.5mm Aux Audio Adapter
1x 3.5mm Aux Audio Adapter
1x Micro USB Cable
1x User Manual In English
1x Clip

Operation Steps:
1.First turn the product on, and connect the product to the car AUX port with a 3.5mm audio adapter, and enter the search status. The blue indicator light flashes. (PS: the home is also ok, just connect the 3.5mm or 2.5mm audio adapter to the speakers).
2.Turn on the bluetooth of the phone, search the device name "BT4849" and match, and the blue indicator slowly flashes after the success.
3.When incoming calls, press the middle multi-function button to answer the incoming call, and the long press is rejected; Double click the middle function button to automatically call the last incoming number.
4.Wireless play music, short press the multi-function key to indicate pause.
5.After successfully pair with the first mobilephone, and turn off the bluetooth function of the phone, and pair with the second bluetooth-enabled phone, then turn on the bluetooth function of the first mobilephone, to finish the Dual mobilephone connection! Now you can listen to the music from two mobilephones by switching between.
Every Binyeae Product includes an 12-month, worry-free Guarantee from date of original purchase. Please feel free to contact with us at any time!
1)Before you buy this product, please make sure your vehicle has Aux-in Audio Port!
2)When Plugging in for charging, it may power off automatically, please turn it on again to use it while charging.
3)There is no volume control +/- or Previous/Next Song skip, so you will have to adjust the volume or song skip by pressing the buttons on your headphone or touching your phone.​​​​
4) This bluetooth adapter doesn’t work for Bose QuietComfort 15 Acoustic Noise Cancelling Headphones.
More Relative Items worthy of recommendation, please click the image to know more!
Replaceable cable for Bose QuietComfort 25 qc25 with in-line microphone
Waterproof Hard EVA Carrying Case Protective Travel Bag for Bose QuietComfort 25 QC25 Headphone
1Pair Replaceable Ear Pad Cushion for Bose QuietComfort 25 QC25 Headphone


Additional information

Sound Track




Support AAC


Wireless Type


WIFI Standard


Support Memory Card


Model Number






Support Apt-x


High Definition Support




Brand Name



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