User's Manual

10
9. Indication tone
Status of BTC003 Indication tone
Microphone is muted Two

DU

tones every 5 seconds
Low power A

DU

tone every 15 seconds
 Care and maintenance
Read the following recommendations before using BTC003 Following these you
will be able to enjoy our product for many years.
 Keep it dry and don’t take it to damp places to avoid the product’s internal
circuit being affected.
 Keep the product away from direct sunlight or hot places. High temperatures
will shorten the life of electronic devices, destroy the battery or distort
certain plastic parts.
 Don’t expose the product to cold areas. It may damage the internal circuit
board.
 Don’t try to disassemble the product as it may get damaged if you are not
professional.
 Don’t let it fall down onto the floor or other hard surfaces. The internal circuit
might get damaged.
 Don’t use intensive chemical products or detergent to clean the product.
 Don’t scratch the surface with sharp things.
In case the product doesn’t function properly, send it to the store you bought it.
The staff will help you to solve the problem.
 FAQs
1. What to do when there is noise?
a) Keep a little distance between BTC003 and your cell phone to minimize
interferences due to cell phone radiation;
b) Stay within the Bluetooth operating range and avoid barriers between the
devices to ensure good conversation quality.
2. What to do when there is no sound?
a) Make sure BTC003 is charged and turned on;
b) Ensure BTC003 is connected to your cell phone. If they are not connected,
press MFB once to reconnect or check your cell phone’s Bluetooth device
list.
3. What to do when BTC003 doesn’t connect to my cell phone?
a) Make sure BTC003 is charged and turned on;
b) Ensure BTC003 is paired with your cell phone;