DuraTime 2.4GHz Wireless Digital LED Wall Clocks

RC440 & RC640 Features:

• Automatic brightness control
• Each clock receives and re-transmits DuraTime updates
• 2.4GHz Direct Sequence, Spread Spectrum Technology
• Operates on the Industrial, Scientific and Medical band
• AES 128 bit data encryption for secure, reliable communications
• Frequent correction assures accurate time
• Internal antenna
• Available in 4" digit height
• Available in Red, Green & Blue LEDs
• Ideal replacement for expensive to maintain hard-wired clocks
• Assembled in the USA
• 12 month manufacturer's warranty