Compatible with the following Oricom UHF CB Radios: Oricom DTX600 Handheld Oricom UHF5400 Handheld Oricom UHF5500 Handheld Oricom ULTRA550 Handheld Oricom Founded in 2003, Oricom is a 100% Australian-owned and operated company specializing in engineering radio communication ...Compatible with the following Oricom UHF CB Radios: Oricom DTX600 Handheld Oricom UHF5400 Handheld Oricom UHF5500 Handheld Oricom ULTRA550 Handheld Oricom Founded in 2003, Oricom is a 100% Australian-owned and operated company specializing in engineering radio communication products for the unique conditions of Australia and New Zealand. As experts in communication and monitoring technologies, their products are built with the latest technology and local expertise to meet the evolving needs of families. Oricom is proud to be a signatory of the Australian Packaging Covenant, demonstrating its commitment to environmentally responsible practices.