• 【Strong Vibration Alert System】Powerful vibrating pad with external connection provides intense tactile alerts for hearing-impaired users, ensuring you never miss important calls or alarms.
• 【Bright LED Flash Notification】Three high-intensity red LED lights below the screen provide visual alerts that work in combination with vibration for comprehensive notification coverage.
• 【Dual Alarm Clock Function】Two independent alarms (AL1/AL2) can be set separately or used together, with flexible scheduling for different wake-up times and needs.
• 【Multiple Alert Modes】Three customizable alert combinations: vibration + flash + sound, vibration + flash only, or flash + sound only to suit different environments and preferences.
• 【Telephone Incoming Call Reminder】Connects directly to landline phones via RJ11 interface to detect incoming calls and trigger vibration and flash alerts automatically.
• 【Adjustable Brightness & Volume】Stepless brightness control adapts to ambient lighting conditions, while volume adjustment ranges from 0 to 110dB for optimal sound levels.
• 【Dual USB Charging Ports】Two USB-A ports provide 5V 1A charging capability for smartphones and other electronic devices, adding convenient functionality.

Specifications:

• Display Size: 3.74 inch
• Material: ABS Plastic
• Time Format: 12/24 Hour Switchable
• Alarm Volume Range: 0-110dB
• Snooze Duration: Default 10 minutes (1-30 minutes adjustable)
• USB Output: 2× USB-A, 5V 1A
• Power Supply: DC 5V Adapter/3 x AAA Batteries (not included)
• Vibration Cable Length: 1.45m
• Power Cable Length: 1m
• Clock Dimensions: 14.5cm × 6.5cm × 15cm
• Vibration Pad Dimensions: 10.5cm × 3.9cm × 3.9cm
• Interface: RJ11 Phone Connection
• Working Temperature: 0-40°C