• SHS1890 PTT with carbon type microphone amplifier, PJ-7 connector, and selectable switch operation (momentary or locking modes). Compatible with H-Series headsets.
• Can use with any Plantronics QD Headset
• Can also use with other manufactures headsets that have the Plantronics QD (quick disconnect) on the headset.
• Also available in 15 foot and 25 foot lengths
• NEW HP Part# HP8K7T6AA#AC3

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****THIS IS A SPECIAL ORDER ITEM, THERE MAY BE A SHIPPING LEAD TIME ON THESE UNITS.