I7s TWS Bluetooth fülhallgató Vezeték nélküli fejhallgató Sport fejhallgató mikrofonos Bluetooth iPhone Samsung Huawei

I7s TWS Bluetooth earphone Wireless headphones Sports headphones With microphone Bluetooth headset for iPhone Samsung Huawei Htc
Functions:listening to the song correct, support songs and call,
remind call number, the last call back, all intelligent Chinese and English voice prompts, boot, pair, shut down the phone power will be low voice prompts;
Power capacity will show on your phone, you can see the power situation anytime, do not worry about the electricity ,make your life without worry;
One to two connections, can be connected to two mobile phones at the same time
Bluetooth headset connected to the phone after the shutdown , and then open the Bluetooth headset will connect back to the phone automatically , more convenient;
Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., universal all mobile phone
Feature:Bluetooth version: 5.0 (Jerry chip)
Bluetooth distance: 8-15 meters
Driver: 15mm
Impedance: 32 OHM
Bluetooth use band: 2.4GHz
Power level: CLASS II
Output power: 30mW
Frequency response: 20-20000Hz
Operating voltage range: 3.0V-4.2V
Mic sensitivity: -42dB
switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully)
Talk time: about 2.5 hours (1.5-2 hour as standard)
Playing time: about 3 hours (standard 1.5-2 hours)
Standby time: about 100 hours
Package Included:2 x i7s tws bluetooth earphones (left and right earphones)
1 x Charging box
1 x USB Charging Cable
1 x User Manual
NO Retail Box. Packed Safely in Bubble Bag.
P143907 (295)