and select the newly searched Bluetooth name ETWS150.
B) To restore the binaural use state, you need to put the left and right earphones into the charging box.
After about 30 seconds, remove the earphones from the charging box at the same time. The left and
right earphones will pair automatically.
Manual pairing of left and right earphone
If the left and right earphone don’t pair automatically, you have to do it manually.
A) Press and hold simultaneously the left and right earphone buttons for 5 seconds. When the left and
right earphone indicators turn red, the left and right earphones will turn off. Release the touch buttons.
B) Wait for 5 seconds and then press and hold simultaneously the left and right touch buttons. When the
the left and right earphones are successfully paired.
C) Complete the connection to the phone (device) as described above.
Note: If the pairing is unsuccessful, please clear all Bluetooth pairing records in the mobile phone,
refresh the Bluetooth interface to be connected to the mobile phone, search for ETWS150 and click for
pairing.
Specications
Standby time ...............................................................................................................About 120 hours
Operating time ................................................................................................................About 4 hours
Input voltage & capacity of charging box ................................................................................5V𝌃 /1A
Input voltage & capacity of charging box battery ....................................................... 3.7V𝌃 / 550mAh
Input voltage & capacity of earphone battery ..............................................................3.7V𝌃 / 50mAh
BT frequency band .......................................................................................................2408-2420MHz
Max RF emission power .........................................................................................................3.33dBm
Weight ............................................................................................................................................45g
Single earphone weight ................................................................................................................. 4.5g
Operating area ..................................................................................................................... about 10m
Supporting protocols .........................................HFP1.7; HSP1.2; HD voice; Voice prompts A2DP1.3;
........................................................AVRCP1.6; IOS battery state monitor, Voice reporting, Multipoint
This marking indicates that this product should not be disposed with other household wastes
throughout the EU. To prevent possible harm to the environment or human health from un-
controlled waste disposal, recycle it responsibly to promote the sustainable reuse of material
resources. To return your used device, please use the return and collection systems or contact
the retailer where the product was purchased. They can take this product for environmental
safe recycling.
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