ANC button
-
On: the green light above is on
-
Off: the green light above if off
Play/Pause button
-
Long press : turn on/off, reject the call
-
Short press: answer the call, play /pause the music.
Plus button
-
Long press : last song
-
Short press: decrease volume
Minus button
-
Long press: next song
-
Short press: increase volume.
Technical specifications
Model: 900252
Operating frequency: 30-20K Hz
Sensibility: 110 +/- 3dB @ 1k Hz
Impedance: /- 15%
Driver unit: 40mm diameter
Input (power rate): 20mW
Maximum input (power handling capacity): 40mW
Active cancellation: Up to 18-20dB
Range: </= 10 m
Battery: 450mAh/3.7V Lithium battery
Noise reduction: around 15 hours
