Specifications include, but are not limited to: Ocean Technology Systems, Diver Communication Equipment (Kit) Communication Equipment Kit must include the following items: - (2) OTS DCI Air Intercom Aquacom MK2-DCI, Model/SKU: 900275-000 - (5) OTS J054 Connector, Marsh Marine Female 4 Wire, Model/SKU: J054 - (2) OTS THB-2A Headset, Deluxe with Boom Mic, Model/SKU: 900298-003 - (4) OTS RCS-13US Small Battery Charger, Model/SKU: 910361-000. 2. Diver Ready Package Diver Ready Package must include the following items: - (1) OTS Guardian Full Face Mask, Black/Black, Model/SKU: 920001-001 - (1) Sherwood SCUBA Brut Pro Yoke Regulator, Model/SKU: SRB9150 - (1) Sherwood Logic, Compact Console with Pressure Gauge (Flex Hose), Part: CC2700F - (1) OTS Earphone / Microphone Assemblies, EM-OTS2-SM (Standard for Commercial/Military Applications) Super Mic, All Depth/Floodable, OTS-4p Hiuse Connector, Model/SKU: 910379-000 - (1) GFFM Accessory Rail with Universal Slide for OTS Guardian Full Face Mask, Model/SKU: 920013-000 - (1) Floating Comm Cable, Yellow, 200’ Banana to Hi-Use (for MK2-DCI/Combox/MK-III - (1) Black Rock Diving Equipment, Over Pressure Relief Valve, Model/SKU: 05-500 - (1) OTS SW-S GFFM 360 Degree Swivel, Model/SKU: 530014-000 - (1) OTS QD-YF-S Quick Disconnect (Connects Swivel to LP Hose), Model/SKU: 530021-000 - (1) Sherwood SCUBA, AVID Phantom Buoyancy Compensator, Part: PHA0XX - (1) Atlantic Diving Equipment MK-21 Integrated Dive Vest, Large, Part: IDV16509