Specifications: Acrylonitrile Butadiene Styrene (ABS), 3.74 L x 3.74 W x 7.08 H inches, 0.95 pounds, true, SM-07, Shenzhen TingRu Technology Co., Ltd., cr2032
Specifications: 20 L x 10 W x 15 H centimeters, 0.48 kilograms, Charger, Cable, User Manual, intercoms, Self-Adhesive, Corded Electric, Wireless, 1300 feet, touch, HY812 wireless intercom, HY812-US-02, H HOSMART