Check the listing for details. 4 Pack - Qniglo Wireless Intercom System 10 Channel 1800 Feet Range Model LD-666. Condition: New. Listed at 49.99 USD. The Qniglo Wireless Intercom System is a complete system that provides reliable communication over a 10 channel and 1800 feet range, ideal for business and industrial settings. This model, LD-666, operates on the VHF band, ensuring clear and secure communication within the facility. With its brand reputation and specific model features, this intercom system is a practical and efficient choice for maintaining safety and control in various professional environments. ORGT3