(gold 2x1)Intelligent Wireless Pager Doorbell Old Man Calling Bell Emergency 80

Features and specifications:
1.The on supports up to 20PCS, and the receiver supports up to 100pcs.2.If multiple ons are paired with one or more receivers in the same system, each on can be set to a different ringtone.（This feature supports the sos on.）3. Power-off memory function: Turn the power on again after power off, no need to re-adjust and lock the ringtone.（This feature supports the sos on.）4. The doorbell transmitter and sos on has no screw chuck design, and it can be waterproof and dustproof without rubber ring.5.The transmitter USE a 23A12V alkaline battery (not included battery).6.The sos on USE a CR2032 battery.(not included battery).7. Receiver voltage: 110-220-240V.8.The receiver is available in a variety of plugs, US/EU/UK Plug and AU adapters, suitable for most countries.9.Doorbell Receiving distance:300 meters in open area.10.SOS on Receiving distance:80 meters in open area.11.The wireless signal will be affected by obstacles. The more obstacles, the more serious the signal loss.12.Receiver has 5 levels(can be mute) 0-110db,60 music to choose from.13.Size:Transmitter:77x46x20mm, SOS on:60x34x11.5mm, Receiver:90x56x20mm.NOTE:The on cannot be placed on an door because it will interfere with the signal.
How to pair signals:
Pairing method: press and hold the volume on on the receiver for about 5 seconds (the light is on), release the volume on, then press the on immediately, the signal is successfully paired.
How to modify and lock music:
Plug in the power socket,press the music on to adjust to the favorite music ringtone, press and hold the volume on until When the light is on, press the transmitter twice immediately and the music is locked successfully.
About shippingShipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .Your 100% satisfaction is very important to usIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.