Check the listing for details. Eartec UL2S Eartec UltraLITE Full-Duplex Wireless Intercom System w/ 2 Headsets. Condition: New. Listed at 385.00 USD. Eartec's UL2S is an UltraLITE2 person system consisting of 2 Single Headsets, standard charger, batteries, and softside, compartmented case. The system employs DECT (Digital Enhanced Cordless Telecommunication) Technology. a specialty "Master" headset is at the heart of these systems and relays the digital signals generated by up to 3 "Remote" units. The resulting open line talking pattern allows up to 4 people to talk simultaneously without the need for them to to push buttons. UltraLITESingle Headset Featuring an "All in One" self-contained design that does away with headset wires and belt-worn radios. The headsets can be worn on left or right, and offer unrivaled performance with the transceiver built right into the ear cup. They offer an effective range up to 1/4 mile. Mic boom swivels over the top 270 degrees. Microphone mutes automatically when boom is set to "UP" position. To preserve optimum charge level remove battery from ear. Li-ion batteries, also installed within the headset, provide continuous 6 hr operation when fully charged (charging can be done in about 3 hrs), and are field replaceable. They provide 2-way voice communication with simultaneous talk for users who need to work with their hands and still need one ear free for listening to what's going on around them. Quick Change BatteriesLi-ion rechargeable lightweight batteries are about the size of a match book. They feature a "Low" Indicator: a repetitive beep (every 20 seconds) indicates low power – battery should be charged or replaced. Standard 2-port charging base A smart charger that features LED indicators that change from red to green to show when the corresponding batter is fully charged and ready. This system allows for users to use one set of batteries in the headset, while charging spare batteries (sold separately) simultaneously, allowing batteries to be swapped out to keep the system up and running indefinitely. Standard Softside CaseThis case is made for storing your UltraLITE wireless system safely. Employing waterproof nylon construction, it's a compact headset bag/case that features padded internal compartments to help keep headsets organized. Additionally, there's a pocket with hook-and-loop closure for the charger and any additional batteries. It's also equipped with a molded hard plastic handle that makes it easy and convenient to transport for on-location work. There's no better solution for protecting your UltraLITEsystem investment.Eartec UL2S Features:Links 2, 3, or 4 usersNo base stations or beltpacks neededSelf-contained headsets weigh 4 ozExpandable system: add more headsets (up to 4 total)Eartec UL2S Specifications (UltraLITE Headset):Standard: DECT 6.0Frequency:1920 to 1930 MHz (USA)1880 to 1900 MHz (EURO)Weight: 4 ozChannel Bandwidth: 1.728 GHzModulation type: GFSKTransmission speed: 1.152 Mbps (BAUD rate)Duplexing: Time Division Duplex (TDD)Speech Encoding ADPCM/32-bits/sRF Accessing: Time Division Multiple Acces (TDMA)Range (approx.): 1/4 mi (400m) line of sightPower: Rechargeable Li-ion 3.7 V/800 mAh 3.) WhCharger power supply:AC adapter:INPUT: 110-40VACOUTPUT: 5.0V, 1000mACharge time: (approx.) 3 hrsRun time: 6 hrs (fully charged)Storage temperature: (-10° C to 60° C)