INSMA P1 Active Noise Cancelling bluetooth Headphone Flexible Handsfree Binaural Call Wired Headset With HD Mic – Black

Package Included:
1 x Headphone
1 x Charging Cable
1 x 3.5mm Audio Cable
1 x User Manual

Specification:
Product Name: ANC Headphone
: INSMA
Model: P1
Size: 175x190mm / 6.88”x7.48”
Color: Black, Silver, Grey
BT Version: V4.1
Frequency Range: 2.40-2.48GHZ
Transceiver Distance: 10m
BT Protocols: HFP v1.6/AVRCP v1.4/A2DP v1.2/DI v1.3/HSP v1.2
Speaker Diameter: 40mm
Rated Power: 20mw
Frequency Response: 20Hz-20000Hz
Impedance: 32±15%?
Sensitive: 105±3db at 1000Hz in average
Rated Capacity: 480mAh, 0.37Wh
Working Time: 19-25 Hours
Standby Time: ?400 Hours
Charging Time: 2-3 Hours
Battery Life: ?300 Cycles

Feature:
-ANC: Active noise cancelling, effective noise reduction.
-Handsfree: Support HD voice calling.
-Auto Reconnect: Auto-reconnect after power on if connected before.
-Rotable and retractable, suitable for most of head style of people, comfortable wearing.
-The world’s first CD pattern curved surface, unique and stylish.