Description: 【Care for Your Family】: This lanyard long last wireless pager designed for the elderly and children. It features a 1 key remote call and emergency alarm function, ensuring your loved can reach quickly in case of any emergencies. 【Adjustable Volume】: The pager comes with four adjustable volume levels, providing clear and loud sound to ensure calls are not missed even in a noisy environment. 【Quality Material】: Made from sturdy ABS material, this Caregiver Pager built to last while maintaining its lightweight design for easy portability. 【Portable Alarm Call Bell Dimensions】: The main receiver measures 7.3cmx7.3cmx1.7cm/2.87inchx2.87inchx0.67inchmm while the call button measures 6cmx6cmx1.4cm/2.36inchx2.36inchx0.55inch - compact enough to be carried around easily without being obtrusive. 【Package Includes】: Each package comes with 1 pager and 1x call button. Specification: Plug: US Max Distance: 305m Size Chart: pager 7.3cmx7.3cmx1.7cm/2.87inchx2.87inchx0.67inch call button 6cmx6cmx1.4cm/2.36inchx2.36inchx0.55inch Package Includes: 1 pager 1x call button Note: Please allow slightly errors 1-2cm differences due to manual measurement.