This Bluetooth Noise Reduction Answer Supports Any Key Answer, Effectively Connects with Smart Phones, Automatically Pairs Connection Programs, and Keeps Charging Connected. -Isolated Voice and Call: the Intelligent Control Chip Identifies the Sound Frequency and Generates Reverse Signals to Filter out External Noise (Noise and Wind) Within the Frequency Range of Non-Human Sound. Call in Any Noisy Environment. Very Beautiful Sound Quality Gives You a Different Enjoyment!

Basic Functions:

Device Name: Bluetooh Music

Call Number: Supported

Voice Prompt: Supported

Chinese and English Dual Voice: Supported (Default English)

One for Two: Supported

Pairing Timeout Shutdown: Shutdown After 5 Minutes of Pairing Status

Low Power Reminder: Remind When the Voltage Is Less than 3.2V, Remind Once Every 5 Seconds, Turn off 3.1V

System Status:

Power On and off: MFB Press for 3 Seconds

Volume Plus: Short Press Vol

Volume Reduction: Short Press Vol-

Switch Language: Double-Click and Press MFB under the Pairing Status (Red and Blue Lights Flash)

Controlled by Music:

Pause Playback: Press MFB

Previous: Vol-Long Press for 2 Seconds

Next: Vol Long Press 2 Seconds

Telephone Control:

Answer the Phone: Press MFB in Short Time When Calling

Reject the Call: Press MFB for the Long Time of the Call.

Redial without Sign: Double-Click the MFB Key, and Then Press the MFB Key to Cancel Dialing.

LED Light Display:

Boot Matching: Red and Blue Lights Flash Alternately

Connection Status: Blue Light Flashing Slowly (5 Seconds 1 Down)

Low Voltage: Red Light Flashing (0.5 Seconds under 1)

There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. If you do not understand what you can contact customer service at any time, I wish you a happy shopping.