Black T400 Headset Headphone fr Aastra 9112i 9133i 9143i 9480i telephones phones

Black T400 Headset Headphone fr Aastra 9112i 9133i 9143i 9480i telephones phones Item Specification Compatible Models Headsets for phone sales, telephone counseling services, insurance, hospitals, banks, telecom operators, enterprises etc... 3Com: 3102 &3103 Telephones Aastra: 2465,2564, 480e,480i,,53i,55i,57i,57iCT,6753i,6755i,6757i, 9112i,9133i,9143i,9480i M4000, M4020, M5208, M5209, M5216, M5317, M7900, M8001,M8003,M9009,M9516, Powertouch 480/480e/480i Telephones ,i2002,i2004, i2004IP(not compatible with i2400 phase II and i2004 POE phones)