High-Definition Sound for enhanced voice clarity and understanding. Bright visual ring flasher and super-loud 90+dB ringer for incoming calls. Battery backup for full operation during a power outage (batteries not included).Amplifies incoming sound up to 40+dB louder.
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Contact Information:
Address: 14731 Carmenita Rd. Norwalk CA, 90650, PST Toll-Free: 866-376-9271, Website - sereneinnovations.com