Binaural private mode Bluetooth 5.0 headset
Overview
A3S is a head-mounted noise reduction Bluetooth headset.
Using CSR QCC3005 Bluetooth chip as the core data processing, the Bluetooth version is: V5.0
Transmitting power: Class II, use range within 10 meters (the actual range depends on the device connected to it)
Frequency range: Bluetooth standard, 2.402～2.480GHz
The main chip data storage adopts 4M FLASH.
Support HSP HFP A2DP AVRCP protocol
It can be paired and connected with Bluetooth devices supporting HSP HFP A2DP AVRCP protocol
Support Bluetooth pairing security key: 0000
The use time of music status is up to about 18 hours (when the ANC function is turned on: about 9 hours)
The use time of the call state is up to about 20 hours (when the ANC function is turned on: about 10 hours)
AUX state when using the ANC function: about 14 hours
Charging time is about 2.5 hours, charging input: 5V DC ≤300mA
400mAh lithium ion polymer rechargeable battery
Working temperature: -10—55℃
Size: 196*143*80.3mm 
Return & shipping
We offer free Return & shipping on all order to all country
Return is your responsible
- We provide only informations for how to start a return and where you will return that product
- We have 14-days return policys
- Read more about our Return And Refund Policy
Wondering how to return product?
Start Return Utrano return Page
Where are you shipping?
We're shipping to these countries Ireland, France, Denmark, Norway, Swedan and MORE
Have any question shipping?
E.g. How long will it take to receive my Order?
- Get answer: Shipping Page
- Visit FAQs page Or Help cener
- View Our Shipping Policy
More details about products
Why our products?
About Earphones
- Wireless connection: Bluetooth 5.0 , 5.2 and 5.3 version
- Noice canselling
- Noice reduction
- Charging time: 2-3 hours
- Box charging time: 3 hours
- Time for Battery, more than 8 hours spend time
- How many times can I charge my earbuds with the Box? Answer: more than 2 times with the Box
About Headphones
- Noise reduction
- Noise canselling
- Channel: Stereo
- Transmission range: Up to 10 meters
How to waer earphones & headsets
Headphones:
How to actually wear headsets & headpones collectly way? Watch here
Without discomfort:
- Position the on-ear headphones so that the ear cushions comfortably on your ears without pressing too hard. Adjust the headphone for a secure fit without causing discomfort or excessive pressure on your ears
Comfortably for extended periods:
- Adjust the headband to fit comfortably over your head without causing pressure points. Position the ear cups over your ears, ensuring fully enclose them. Experiment with the adjustments until you find a snug and comfortable fit.
Earphones
How to actually wear earbuds or earphones collectly way?
- Try all Tips that came with that earphone " every earphone comes with 3 differents size of Tips" it makes earbuds, earphones to not keep falling down
- Make sure you're choosing the ones that are sized for your ears, because if they are too large, they could hurt your ears' canal
- Ensure that you put them in the collect ears- each earphone has an R- corresponding to right ear and L- corresponding to left ear
- MORE GUIDANCE
