Description:
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<br />Features:
<br />100% brand new and high quality
<br />1. All-metal housings, smart small size, suitable for all kinds of occasions
<br />2. Removable back clamp design, available to use in-car or take along 
<br />3. Built-in DSP independent amplifier, HIFI sound quality, super anti-interference
<br />4. Voice prompt, coming call in Chinese and English
<br />5. Support Bluetooth hands-free call function
<br />6. Support Bluetooth A2DP stereo
<br />7. Support Chinese and English models
<br />8. Support to connect two phones simultaneously.
<br />9. Support Bluetooth handsfree/answer/ hang up/ reject/ redial call and other telephone functions
<br />10. Echo cancellation and noise suppression (CVC) function
<br />11. The product automatically power off after 10 minutes without a Bluetooth connection
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<br />Usage:
<br />1. Power on: long press the button  o  on the Bluetooth music receiver for 3s until the red and blue LED light flash alternately.
<br />2. Power off: long press the button  o  for 5s, then the red LED light will be bright and then close
<br />3.  o : button "o" for multi-function button, short press for play/pause/answer/hang up; Long press for power on/off; Long press also for reject the incoming call; Double-click for the redial
<br />4.  + : long press button  + for next song, short press for the volume +
<br />5.  - : long press button  -  for prev. song, short press for volume  
<br />6. Switch English and Chinese: when power on without Bluetooth connection, press "+" and "-" for 3s, Chinese and English will switch
<br />This product can connect two phones simultaneously, manually operate the first mobile phone, and disconnect the Bluetooth on the phone, then the product re-enters the pairing mode. Open the Bluetooth on the second phone and search, find the product pairing name, connected, and the blue light flash slowly after connection
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<br />Specifications:
<br />Material: Metal
<br />Color: Gold
<br />Size: 50 15mm/1.97 0.59in
<br />Bluetooth V4.2+EDR
<br />Transmission distance: 10m
<br />Frequency: 2.4GHz
<br />Limit working voltage: 2.80V-4.20V
<br />Working temperature: -20 -50 
<br />Effective distance of Mic.: 0-1m
<br />3.5mm stereo audio input
<br />Micro USB charging port
<br />Bluetooth Pairing Name: BT810REV
<br />Working time up to 8 hours
<br />Charging time: 2 hours
<br />Quantity: 1 Set (other accessories demo in the picture is not included)
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<br />Note: 
<br />1.Transition: 1cm=10mm=0.39inch
<br />2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
<br />3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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<br />Package includes:
<br />1 X Bluetooth Music Receiver
<br />1 X Micro USB Charging Cable
<br />1 X 3.5mm Male To Male Adapter
<br />1 X User Manual(English & Chinese)