Telephone Headset with 2.5mm Jack for below landline phones and cordless phones (including but not limited)
Panasonic: KX-NT136, KX-NT343, KX-NT346, KX-NT366 ,KX-T7603, KX-T7625, KX-T7630, KX-T7633, KX-T7636, KX-T7730, KX-T7735 and more.
Gigaset: C610 IP, C620H, C430, S79H, S67H, CX610, C610, S850, C470, C455, C455, C450
AT&T: SL82418, SL82318, SL82118, SL80108, SB67158, SB67148, TL88002, TL86103, TL86003, TL76108, TL7610, TL88102, TL86109, TL86009, CL82550, CL82500, CL8230, CL82309, CL82350, CL80109, ML17928, ML17959, ML17939, ML17929, ML993 and more
Uniden: TRU9465, TRU9385, TRU9380, TRU9360, TRU9496, TRU9488, TRU5885, TRU8860 TRU9466, TRU9460, TRU9480, TRU9485, TRU9565, TRU9585, DECT4096, DECT1060, DECT4086, DECT4066, DECT3080 DECT2085, DECT2080, DECT2060, DECT1080
Cisco Linksys: CIT200, CIT300, CIT310, CIT400 SPA921, SPA922, SPA941, SPA942, SPA962
Cisco SPA: 303, 501G, 502G, 504G, 508G, 509G, 525G 512G 514G,525G2
Polycom: IP320, IP321, IP330, IP331, SoundPoint Pro SE-220 SE-225
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)
Zultys: ZIP 4x4, ZIP 4x5 IP Phones