QD Compatibility: This headset adapter is compatible with Plantronics quick disconnect headsets, such as H251, H251N, H261, H261N, HW291N, HW301N, HW710, HW720, and all H-series & all HW-series and same style QD like TruVoice/VoiceJoy/Daily QD headset. NOT for Jabra GN, Yealink, MAIRDI, Sennheiser EPOS headsets.
RJ9 Connectivity: ONLY compatible with some Specific Phone Models from Polycom Avaya NEC Plantronics Toshiba Shoretel Mitel Allworx Zultys Nortel Aastra InterTel Siemens Digium and etc. FOR other phones, pls contact us for Compatibility Guide or Advice. NOT FOR CELL PHONES OR COMPUTERS.
Plug and Play: Simply connect the RJ9 jack to your landline phone's headset port, and attach the QD headset adapter to your headset. The Quick Disconnect (QD) feature allows you to move away from your desk without removing the headset to maintain your call.
Built to Last: The coiled design reinforced with spring wire ensures durability while avoiding knots or tangles for a seamless experience. It is available in lengths of approximately 68 inches (standard) and 80 inches (stretched), which is more than enough for daily communication.
Warranty & Compatibility Notes: 30 days free replacement and 1 year warranty. Only compatible with some specific phones listed in the description. Pls feel free to contact us for any issue at any time.