The Hoco HI25 wireless doorbell consists of a transmitter and a receiver and operates at a frequency of 433.92 MHz, with no additional wiring required. It offers up to 60 sound options, with a range of up to 150 m in open areas and up to 20 m indoors.

The transmitter runs on a CR2032 battery with a capacity of 210 mAh, providing approximately 6 months of operation and up to 18 months of standby time. The transmitter and receiver are made of ABS.

• Type: Wireless doorbell
• Material: ABS
• Operating frequency: 433.92 MHz
• Sound options: 60
• Range in open areas: Up to 150 m
• Range indoors: Up to 20 m
• Transmitter battery: CR2032, 210 mAh
• Transmitter operating time: Approximately 6 months
• Transmitter standby time: Up to 18 months
• Transmitter dimensions: 70 x 40 x 11 mm
• Transmitter weight: 23 g
• Receiver dimensions: 88 x 46 x 26 mm
• Receiver weight: 42 g