Color: Black ▼▼▼▼Important Notes▼▼▼▼: ① To reduce shipping costs, we will ship without the box. Please be aware of this. ② Receiver: Requires 3 x AA batteries. Batteries are not included. Please prepare them yourself. ③ No Japanese instruction manual is included. ▲▲▲▲Important Notes▲▲▲▲ [Basic Functions] This wireless chime can be easily installed without wiring and can be used as an entrance chime, visitor chime, nurse call, or call chime in nursing homes, restaurants, warehouses, etc. You won't miss the chime sound no matter where you are in the house. Ideal for homes, offices, factories, nursing homes, stores, restaurants, izakayas, etc. [Easy Installation] This entrance chime requires no wiring. The door chime receiver is battery-powered, and the chime sounds when you fix the transmitter to the door frame (can be attached with double-sided tape) and press the button. It can be installed without any construction, making it very easy. Children and the elderly can also use it. [Volume Adjustment & 36 Selectable Songs] This wireless chime has a loud calling sound, with 4-level volume adjustment, and the variable range is 0dB to 100dB. 36 songs can be selected to meet various environments and requirements. Recommended for those with hearing difficulties due to the loud volume. [Stable Transmission] This call chime transmits wirelessly up to 300 meters in an unobstructed area. With a high-sensitivity receiver, it can stably receive signals through walls, wooden doors, steel doors, etc., and can be used in two-story buildings. It can be installed without any construction, making it very easy. Children and the elderly can also use it. [Waterproof]: Excellent waterproof and dustproof performance, can be used outdoors and in the bathroom, and you don't have to worry on rainy days. However, please avoid using it submerged in water or in places where it is directly exposed to rain. Note: Before use, open the transmitter cover and remove the insulation spacer. Product Specifications Product Name: Wireless Chime Wireless Range: Up to 300M Volume: 0-100dB, 4-level adjustable Transmitter: Alkaline battery: 12V23A Selectable Ringtones: 36 songs *Note: Communication distance and speed may vary depending on the building structure, obstacles, and usage environment.