The Hx2 contains two, advanced 3rd-generation Telos hybrid. Universal POTS interface features disconnect-signal detection, which works with Telco providers worldwide. Includes Auto-Answer with selectable ring count, switchable mic/line input, call screening and line-hold features, front-panel send and receive audio metering. Audio sweetening tools include Digital Dynamic EQ (DDEQ) and adjustable smart leveler, symmetrical wide- range AGC and noise gating by Omnia, studio adaption and pitch shifter for use in open- speaker applications, and adjustable caller override. Analog I/O standard; AES/EBU I/O with automatic sample rate conversion optional. Auto-ranging power supply, 90 – 132 / 187 – 264 VAC, 50Hz/60Hz. 100 Watts. Rackmount, 1 RU, shipping weight: 11 lbs