Bluetooth wireless communications techonology is a kind of techonology which support short distance communications(work normally with a distance of 10 meters)
With this kind of headset, you can exchange information by wireless between many IT digital devices like mobile phones/ wireless earphones/ computers etc.Bluetooth techonology effectively and simplify to the communications which makes device and data transmission qucikly and off effectively.
Specifications
Bluetooth Version: CSR4.1
Profile support: HSP/HFP/A2DP/AVRCP APT- X
Standy- by time: 180h
Talk time: 10 h
Play music time:8h
Charging time: 2h
Charging Voltage: DC 5V
Frequency range: 2.400G-2.480G
Ambient Temperature: -20/+60℃
Transmission distance: 10M
Package include:
1×bluetooth earphones;，
1 user manual
1× usb charging cable

• Support multi-point connection(simultaneous connection of two mobile phones) Two mobile phones, one headset, a key to answer the call.
• This product supports Profiles: HFP v1.6 wideband speech( HD voice ready); HSP v1.2; A2DP v1.2; AVRCP v1.4; CVC Version 6.0;APT-X; Effective distance: 10 meters.frequency response: 20-20000Hz;
• Waterproof IP ×4 level, Sweat and Splash Proof. The headphone is made up of ABS + plastic drawing, so you will never have a felling of heavy metal; it is good for sports..
• Support APT- X, HIFI Sound Quality. NFC quick paring; CVC Intelligent Noise Reduction.
• Music play time about 8 hours, and the call time is about 8hours as well; mobile phone battery display.

Support multi-point connection(simultaneous connection of two mobile phones) Two mobile phones, one headset, a key to answer the call.AIWEI