55 tunes and 5 levels of volume adjustment. You can choose from 55 melodies and the default ringing is "ping pong".You can adjust the volume from 0 to 110 dB depending on your preference.You can set different ringtones for each transmitter for easy identification.
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Wireless construction for easy installation. The transmitter is battery operated, so it is easy to install.After attaching the strap, you can hang it around your neck for portability.Attach the included double sided adhesive tape to the back cover of the transmitter button and place it anywhere you need it.IP55 waterproof, so it can be used in bathrooms.(Do not immerse in water directly) If the paste area is dirty, it will peel off immediately, so it is better to clean it before pasting.
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Long working distance & expandable The second floor and first floor of the house can be reached with plenty of room and reception up to 100 meters if there is no obstructions between your house and your house. The receiver and transmitter can be expanded.Please note that when the receiver is close to each other, the radio waves may interfere with each other.
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Easy to use First, remove the insulation sheet of the call button and insert batteries into the receiver.Next, select your favorite music with the backward or forward button.Then long press the volume control button to hear "ping pong" and then enter the pairing pattern.Finally, press the call button and hear the "pin", then the receiver and call button complete pairing.If you want to change the ringing sound (music), please follow the above method.
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