•【Real-Time Two-Way Communication】Experience phone-like communication with this wireless intercom doorbell, allowing for hands-free conversations once connected •【Long-Range Connectivity】Enjoy clear communication up to 400 meters in open areas, 300 meters indoors, and through 3 walls, ensuring reliable coverage throughout your home •【Compact and Stylish Design】The doorbell features a cute, compact design with a matte ABS finish for a pleasant tactile experience •【User-Friendly Interface】Adorned with a charming smiley face button and equipped with indicator lights for intuitive operation •【Versatile Audio Options】Choose from 4 melodious ringtones with 8 adjustable volume levels to suit your preferences Specifications: •Outdoor Unit Power: 1.5V AAA batteries (not included) •Indoor Unit Power: DC 5V/1A •Operating Temperature: -20 to 60℃ •Ringtones: 4 melodies with 8 volume levels •Outdoor Unit Dimensions: 8 x 5.2 x 2.3cm •Indoor Unit Dimensions: 8 x 5.2 x 1.3cm Package included: •1 x Outdoor Doorbell •1 x Indoor Unit •1 x Screw Pack •1 x Adhesive Tape •1 x English User Manual