Multiringtone Plugin Doorbell Chime for Wireless Video Doorbell V5 V6 and V7 No Battery Required Black

NOTES: This wireless chime works with wireless video doorbell model V5, V6 and V7. Please ask the device maker if they are compatible with 433MHz RF receiver.  Pikewear V5, V6 and V7 wireless doorbells are sold separately in our store.  PLEASE READ CAREFULLY: It does NOT work with Amazon Ring video doorbell.  Specifications: Sound:   52 ringtonesRange:  600ft(180m) IdealVolume: 4 levelsVoltage: 90-250VFrequency: 433MHz (+/- 200KHz) ?Instructions to pair: Setup your video doorbell V5 first, and power on the V5 doorbell; Press and hold the volume button on the chime for 3 seconds until the LED indicator lights up, the chime will enter into paring status; Press the ring button on the V5 doorbell within 5 seconds after step 2. The pairing is complete once the LED indicator on the chime is blinking. How to change melody ? / How to select different music for chime ringtone? Press up or down to select the desired ringtone; If you would like to switch, hold the top volume key for 3 seconds until the blue LED lights up constantly without blinking; Immediately press the ring button on the wireless video doorbell, the new ringtone is set when you see the blue LED blinks.  How to unpair or clear the pairing? To clean the pairing, unplug from the wall power outlet first, then hold the top volume key while plug into the wall outlet again, hold for another ten seconds as the blue LED lights up constantly without blinking.  How to change the volume? There are four volume levels, press and top volume key and repeat to circle the volume levels until you are satisfied.