Tripp Lite USA-19HS Keyspan High-Speed USB to Serial Adapter Gemini 2 Audiophile Bookshelf Speaker Stands • Freq resp: 59Hz-20kHz

• Freq resp: 59Hz-20kHz

Extra-wide air valve allows for fast inflation & instant deflation

• Compatible with Z-Wave(R) and SmartThings(TM) systems

• Powerful piezo driver & large bell diameter

• Enables connection of 2 Ethernet-capable units

Tripp Lite USA-19HS Keyspan High-Speed USB to Serial Adapter Gemini 2 Audiophile Bookshelf Speaker Stands • Freq resp: 59Hz-20kHzSerial adapter allows a serial device to be connected to a USB computer; Plug & play; No external power needed; DB9 port supports data transfer rates up to 230Kbps; LGO shows adapter status & data activity at a glance; RoHS compliant; 2 year limited warranty; Includes detachable 3ft USB cable;