Vtech VH6212 User Manual - Page 29

Operate Sound settings Change audio bandwidth The default audio bandwidith is narrowband. The wideband audio mode works only if the telephone/device to which your headset is connected supports wideband audio. When you switch the audio bandwidth from narrowband to wideband, the frequency response of a call will be widened and the HD audio quality will be enhanced, whilst the battery power consumption will also be increased, thereby resulting in reduced talk time. To change the audio bandwidth to wideband: • Press the following headset keys in sequence: , VOL+, VOL-, , VOL+, VOL+, The LED light on the headset will flash purple once and flash blue twice. You will also hear a confirmation tone. To change the audio bandwidth to narrowband: • Press the following headset keys in sequence: , VOL+, VOL-, , VOL-, VOL-, The LED light on the headset will flash purple once and flash red twice. You will also hear a confirmation tone. NOTE • If you are not certain whether the telephone/device to which your headset is connected supports wideband audio, keep the audio bandwidth as narrowband. 24