<ul><li>2.5MM TELEPHONE HEADSET (NOT for Smartphones and PCs): ONLY WORKS WITH SOME SPECIFIC PHONE MODELS LISTED IN DESCRIPTION (include but not limited).COMPATIBLE WITH AT&T Vtech Panasonic Uniden RCA Cisco SPA Grandstream Polycom Zultys Gigaset Office IP, most cordless dect phones and some old phones with standard 2.5mm headphone jack plugs. PLEASE SEE COMPATIBLE PHONE LIST IN DESCRIPTION.</li><li>CLEAR CALLS: Wired 2.5mm Phone Headsets with noise-canceling microphone filters out background noise. Wideband audio delivers clearer conversations, while Acoustic Shock Protection Circuit protects from listening fatigue and loss.</li><li>MOST COMFORT HEADSET: Monaural 2.5mm Landline headset for Panasonic Cordless Phones with soft leatherette ear cushions guarantees a perfect fit. Ultra lightweight Business-grade headsets equipped with adjustable headband, and the headband is very flexible and bendy to fit all head sizes as you want. It will enhance all-day wearing comfort.</li><li>ULTRA DURABLE HEADSET: Ergonomically Designed call center headset made with high impact plastic to continuous use, and equipped with flexible microphone boom ensure more guaranteed life span. Can compete with high-grade Plantronics or Jabra Headsets for Call Center, Telemarketing, Office, Business, Home, Hospital, School, IT Department, Customer Services, Consulting, Conference Calls & Many Cordless DECT Phones.</li><li>ONLY WORKS WITH SOME SPECIFIC Cordless DECT PHONE MODELS LISTED IN DESCRIPTION (include but not limited). Buy the item today ONLY if you have one of phone models in list. For other phones, please contact us for Compatibility Guide or Advice.</li></ul> Callez, Make Calls Easier! Warranty: 30 Days Money Back and 1-year Warranty. Callez 2.5mm Cordless Phone Headset: COMPATIBLE WITH most phones with standard 2.5mm headset jack For Call Center, Telemarketing, Office, Business, Home, Hospital, School, IT Department, Customer Services, Consulting, Conference Calls & Many Cordless DECT Phones. Compatible List: DO NOT BUY THE ITEM IF YOU CAN'T FIND YOUR PHONE MODEL IN LISTS. For other phones, please CONTACT US for Compatibility Guide or Advice. AT&T SL82418/SL82318/SL82118/SL80108/SB67158/SB67148/SB67138/SB67118/SB67108/TL70008/E5924B/E5925B/SB67040/TL88002/TL86103/TL86003/TL76108/TL7610/TL88102/TL86109/ TL86009/CL82550/CL82500/CL8230/CL82309/More.. Panasonic> KX-NT136/KX-NT343/KX-NT346/KX-NT366/KX-T7603/KX-T7625/KX-T7630/KX-T7633/KX-T7636/KX-T7730/KX-T7735/KXTS620C/KX-TGA101S/KX-1GA931T/KX-TGA651B/KX-TGF383M/KX-TG9473B/KX-TG6514B/KX-TG4753B/KX-TG4026N and More.. Grandstream:GXP-2010/GXP-2020/GXP-2100/GXP-2110/GXP-2120/GXP-280/GXP-285/BT200/BT201 GXP-2000(Version 1.0 higher with 2.5mm Headset Socket) Uniden TRU9465/TRU9385/TRU9380/TRU9360/TRU9496/TRU9488/TRU5885/TRU8860/TRU9466/TRU9460/TRU9480/TRU9485/TRU9565/TRU9585/DECT4096/DECT1060/DECT4086/More.. Cisco Linksys:CIT200, CIT300, CIT310, CIT400 SPA921, SPA922, SPA941, SPA942, SPA962 Cisco SPA:303, 501G, 502G, 504G, 508G, 509G, 525G 512G 514G,525G2 Cisco:7985 Unified IP phones Polycom:IP320, IP321, IP330, IP331, SoundPoint Pro SE-220 SE-225 Gigaset:C610 IP, C620H Zultys Technologies:ZIP 4x4, ZIP 4x5 IP Phones Plus Many Cordless Phones with standard 2.5mm Headset jack from brands below: ClearSounds EnGenius Thomson Vtech Toshiba Ameriphone Sanyo Philips Serene Innovations Siemens Bellsouth Vodavi Cortelco Ameritech Sharp LogicMark SBC NEC IBM Motorola Coby RCA

Callez 2.5mm Phone Headset Mono, Office Telephone Headset with Noise Canceling Mic for DECT AT&T ML17929 Vtech Panasonic KX-T7630 KX-T7633 Uniden RCA Cisco Cordless Phones Call Center Home