Asahi Electric Wireless Chime Receiver 4901087213986

Easy to install as it is a wireless type that does not require wiring! Number of additional transmitters: 8 ● External dimensions (width) [mm]: 142 ● External dimensions (back) [mm]: 29 ● External dimensions (height) [mm]: 80 ● Mass [g]: Approx. 138 g ● Mass: Approx. 138 g (excluding batteries) ● Number of additional handsets that can be added [units]: 8 ● Two-way call support function between handsets: None ● Power source: 3 AA batteries (sold separately) or DC4.5V Center Plus Compatible plug: Outer diameter Φ5.5mm Inner diameter Φ2.1mm (when using AC adapter sold separately) ●Warranty period: 1 year ●Number display function: None ●Color: White ●Specifications: Battery life: Approximately 1 year (used 10 times a day, volume 4, ping pong high) *When using alkaline batteries ●Accessories: Mounting screws 2 pieces (Φ3 x 20mm) ●Volume: Approx. 88dB/50cm ●Frequency: 313.625MHz (Specified low power equipment) ●Radio wave range: Approximately 120m in line of sight ●ID code: Approximately 250,000 ways ●Operating temperature range: 0℃ to 40℃●Wireless type that does not require wiring, so installation is easy! It is also possible to add transmitters and receivers to suit your needs. (Up to 8 transmitters can be registered and used for one receiver.) ●You can add as many receivers as you like to one transmitter. ●The range of radio waves is approximately 120m in line of sight. Ideal for calling and announcing in general homes, stores, and offices. ●There are approximately 250,000 ID codes (identification codes), so there is no need to worry about interference. ●A lamp will notify you when it is time to replace the batteries in the receiver and transmitter. ●20 types of notification sounds that can be set according to your preference. A different sound can be set for each transmitter, so it is possible to identify the transmitter by sound.