BQ618 Bluetooth Headphone Built-In Microphones Noise Cancelling Wireless Sports Running Headsets Hifi Earphones

Product Parameters:
output power: 32 ohms 45mW
frequency response: 200Hz-2000Hz
sensitivity: 120db 3db
signal-to-noise ratio: greater than equal 90DB
distortion: 0.5%
Bluetooth Standard: Bluetooth 4.1 EDR
Support protocol: HFP. A2DP.AVRCP
supports 3.5 audio input
power supply mode: built-in lithium battery 190mAh
when charging, it is: 3 hours (please extend the charging time for the first time)
Effective distance: 10 m
Working hours: more than 10 hours
Standby time: 250 hours
charging interface: Micro-USB
built-in microphone, support digital signal processing Echo Cancellation Technology
Style: Headphone
Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: True Wireless
Volume Control: Yes
Wireless Type: bluetooth
Is wireless: Yes
Support APP: No
Function 1: For Internet Bar
Function 2: Monitor Headphone
Function 3: for Video Game
Function 4: Common Headphone
Function 5: For Mobile Phone
Function 6: HiFi Headphone
Function 7: Sport
Plug Type: Line Type
Connectors: 3.5mm
Model Number: DW2570
Codecs: AAC
Support Memory Card: Yes
Waterproof: Yes
With Microphone: Yes
Line Length: 1.5m
Model Number: BQ618 Bluetooth Headpone
Driver Diameter: 30mm
color:White / Black
Material:ABS

Package Contents:
1 x Bluetooth Headphone

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.