Material: plastic
Size: Receiver: 80*80*36mm (excluding metal inserts). Emitter: 71.5*44*18mm
Net weight: 108G
Waterproof grade: ip*44
Operating voltage: Receiver: AC110-130v. Emitter: built-in a 23A 12V alkaline battery.
Receiver power consumption: 0.5W
Volume adjustable range: 25-110db
Working frequency: 315MHZ, 433MHZ, 868MHZ
Working distance: 260-300m (open area), about 150m
52 ringtones with blue indicator
Additional Accessories: battery *1, mounting screw *2, glue house lizard *2, 3M double-sided adhesive *1, manual *1 carton packaging: 10*8.5*6cm with the total package weight: 150g

• Operating Range: Our ring chime could achieve over 500 FT operating range (1000 FT open area, wireless range depends on construction and materials)
• Appearance and Ringtones: Fashion diamond appearance and 52 Various melodies for you to choose for the specific receiver chime,with 4 levels volume adjustable (from 25db to 110db) for the wireless doorbell kit
• Easily Installation: The door chime plugin receiver don't need a battery and mounted easily. Just plug the receiver into a standard socket, then it works.
• Safety: ABS material attributes of high rigidity which is also anti-burn and impact resistance. IP44 Waterproof / Dustproof touch button. CE, FCC, ROHS certified.
• Package Contents: AuYou Doorbell Chime x 1; Button x 1; Battery 12V 23A x 1; Screws x 2; Anchors x 2; Double-side sticker x 1; User Manual x 1

Operating Range: Our ring chime could achieve over 500 FT operating range (1000 FT open area, wireless range depends on construction and materials)blackzebra