Door Chime Satisure Wireless Door Open Contact Sensor Alarm Chime with 600 FT Range 58 Chimes 5 Volume Levels LED Indicators (2 Receivers & 2 Sensors)

Satisure Wireless Door Chime Door Open Chime Window Alarm Operate Range 600ft With 58 Chimes 5 Volume Level 1 Door Sensor+1 Plug-in Receiver Wireless Door Magnet sensor open chime easily installed plugin and play How to change the ringtone Step 1:Press the \"\" music \"\" button on the receiver to choose your favorite melody. Step 2:Press and hold down the volume button until it makes a \"\"Ding\"\" sound and the receiver indicator flashes. Step 3:Separate the sensor quickly it will makes a \"\"Ding-Ding\"\" sound and the receiver indicator flashes. Step 4:Separate the sensor again to confirm whether the current ringtone is the one you have set if yes the pairing is completed. If the door chimes can not work when you received it please re-pair it. Parameters of Door Sensor: Wireless transmitting distance: ≤ 80m (in open area) Operating Voltage: 3V DC Operating current: 3uA(standby) 15mA(Transmitting) I