• 12 floors in building
• 250,000 sq. ft. in a warehouse or retail store
• 3,000 acres on a farm or ranch

Features: 

• Multiple handsets (up to 36 per base unit)
• Multiple lines (4-ports / lines per base unit)
• Works behind any analog port of a PBX, phone system or analog phone line
• Durable
• Reliable
• Ease to use
• 6 hours talk time, 50 hours stand-by time
• Optional external antenna for indoor use in warehouses and manufacturing plant or outdoor use on farms and car lots