Not as widely used as the 2.4GHZ frequency, the 1.2ghz frequency range gives you an alternative. An added advantage of the 1.2ghz frequency, is the ability to "go around" some obstacles with it's longer waves. 1.2GHZ Use may require special License. The transmitters and receivers have antennas provided already, but if you wish to use the high gain directional antennas, simply note the connectors specified for easy match up in the cabling category. Antenna Cables and connectors Cop 15-1200LR 1.2Ghz Receiver/Monitor Combo ICU M1200C7 Color Wireless Covert Mantle Clock 1.2 GHZ Antenna Upgrades and replacements Cop 15-1200BT 1.2Ghz Wireless B/W Camera Cop 15-1200CT 1.2Ghz Wireless DSP Color Camera Covert Camera Cell phone Color 1.2 Ghz Wireless Color Phone Camera w. Receiver- Rechargeable Cop 15-1200VH 1.2Ghz Wireless Video/Audio High Power Transmitter Cop 15-1200VR 1.2Ghz 1Ch Receiver Cop 15-1200MH 1.2Ghz Wireless HIGH POWER Transmitter Cop 15-1200VH1 1.2Ghz HIGH POWER Transmitter BOX 1 Watt All Security and CCTV products come with a minimum 1 year warranty, and in some cases, the manufacturer may extend it further. All prices shown are DELIVERED UPS std Ground, and there are no additional shipping charges unless other shipping arrangements are required. Government, and institutional Purchase orders accepted with prior approval. Please fax your purchase order directly to 231-346-5920, or call 231-932-9550 for details and toll free faxing. Thank you again for visiting cu1.com, your surveillance and security equipment experts. Please stop in again! Gladly Accepted.