The belt clip and back case of the watch receiver is make of silicone, it is IP54 waterproof, oil proof and drop proof. It is very easy to take off, you can charge it and clean it very convenient. And it very soft and comfortable to wear.
For this model, It supports 500 call buttons most and 4 figures, you can combine 0-9 and 26 English letters freely. In addition, you can custom key content by yourself, which is very useful is your business is special. And it has single key and multiple key function. Single key：one key can only pair one receiver, ex. If one call button has 5 keys,you want to use 5 keys, you need pair with 5 watch receivers. Multiple key：If you have a 3 keys call button, all three keys can pair with one watch receiver. And all 3 keys can custom the key content.
There are three notice modes, light vibration and sound, you can combine freely total 7 modes.
In addition, TD106 wireless wrist watch receiver can pair with all Retekess wireless calling transmitters.
Further more, this watch receiver can be used with keypad calling system, only work with specified one(which not included) receive 00-09 means the same area of the keypad, 10 areas available. OFF ALL means turn off this function. If you need it, and have any other questions, feel free to email us: email@example.com