There is a noise/echo during calls on imoo Watch Phone.
2. Take your watch out into the open air and make a call away from the phone to see if there is still an echo.
imoo Watch Phone switches itself off during calls.
1. When the battery is low or there is only one bar of battery power, the watch will shut down automatically when you...Learn more
imoo Watch Phone has no ring tone or message tone.
Between 23 p.m. and 6 a.m., if the watch is set to turn off, there will be no tone for incoming calls or messages.Learn more