*This kind of bluetooth noise-reducing answer, supports any key to answer, connects effectively with the smartphone, automatically matches the connection program, and maintains the connection state when charging.
*sound insulation, high definition call: identify sound frequency through intelligent control chip, and generate reverse signal to filter out external noises (noise and wind) within the range of non-human voice frequency.
*High definition calls in any noisy environment. Very beautiful sound quality gives you different enjoyment!
System status:
Power off: MFB long press for 3 seconds
Volume up: short press VOL+
Volume reduction: press VOL-
Switching languages: double-click and hold MFB in the pairing state (red and blue lights flashing)
Music control:
Play pause: press MFB
Last song: VOL- press for 2 seconds
Next song: VOL+ 2 seconds
Telephone control:
Answer the phone: press MFB when calling
Reject the call: the duration of the call is MFB
Unsigned redial: double-click the MFB key, then press MFB to cancel the dialing
Led display:
Power-on pairing: red and blue lights flashing alternately
Connection status: blue light flashes slowly (5 seconds 1 time)
Low voltage: red light flashing (0.5 SEC 1)
Working current:
Status parameter: (4.00v) (3.40v)
Rated operating voltage: 4.00V 3.40V
Matching state current: 4.33 ma-20.56 mA 4.47 ma-22.03 mA
Standby current (bluetooth connected): 0.43 ma-8.31 mA 0.41 ma-8.74 mA
Play music current: 19.04 ma-23.21 mA 22.85 ma-23.74 mA
The call current is: 23.82 ma-24.05 mA 25.19 ma-25.78 mA
Charging current: 100.0mA.
Power off current: 1.4uA
