... circuit2. Flexible goose neck mic boom 3. Adjustable headband 4. Direct with RJ11 plug5. Replaceable soft foam or soft leatherette ear ... -Head Headset complete with a 10-feet Polaris cord for DIRECT CONNECT to Nortel M7208, M7310, M7324, T7208, T7316, T7316E, M2008 ... , 4620, 4621 5410, 5420 5610, 5620 DT1, DT3, DT5 Cable & Wireless: CWB 100H, CWB 200H, CWB 500, CWB 600 Comdial: 8312 ...