56CoNNECTiNG oPTioNAL HEADSETEach handset can be used with an optional headset for hands free operation.1. Connect the headset to the headset jack on the side of the handset.The handset receiver and microphone are disabled when the headset isconnected.. Adjust the headset to rest comfortably on top of your head and over your ear.Move the microphone to approximately two to three inches from your mouth.3. Press the TALK button to answer a call or make calls using the headset.4. To return to normal operation, unplug the headset from the jack.CHANGiNG THE BATTErYCAUTioN: To reduce the risk of fire or personal injury, use onlythe Thomson inc. approved model 5-2721 Nickel-metal Hydridebattery (Ni-MH), which is compatible with this unit.1. Make sure the telephone is off (not in TALK mode) before you replace the battery.. Remove the battery compartment door.3. Disconnect the cord attached to the battery pack and remove the battery packfrom the handset.4. Insert the new battery pack and connect the cord to the jack inside the batterycompartment.5. Put the battery compartment door back on.6. Place handset in the base or handset charge cradle to charge. Allow the handsetbattery to properly charge (for 16 hours) prior to first use or when youinstall a new battery pack. if you do not properly charge the phone, batteryperformance will be compromised.NOTE: The RBRC seal on the battery used in your Thomson Inc. productindicates that we are participating in a program to collect and recycle therechargeable battery (or batteries).For more information go to the RBRC web site at www.rbrc.orgor call 1-800-8-BATTERY or contact a local recycling center.