User manual SENNHEISER MM 550-X TRAVEL

[. . . ] MM 550-X Instruction manual Contents Contents Important safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 MM 550-X . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Delivery includes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Product overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] The headset is waiting to be paired with a Bluetooth enabled device (see page 13). ­ When the headset is already paired with an audio source, the Bluetooth connection is automatically established. You hear an ascending beep and then you hear your audio source. ­ When the headset is already paired with an audio source but the audio source is switched off or out of range, the LED 1 flashes blue. The headset will try for 3 minutes to connect to one of the up to 8 previously paired audio sources. If this fails, the headset automatically switches off after 60 minutes. Switching the MM 550-X off 1 5 Press the Master button flashes 3 times red. and keep it pressed until the LED 1 You hear a descending beep. The Bluetooth connection is automatically deactivated. The headset switches off. MM 550-X | 15 Using the MM 550-X Using the MM 550-X Adjusting the MM 550-X to the listening situation The headset has a SRS WOW HD function, a NoiseGard function, a Bluetooth function and a TalkThrough function. Depending on the listening situation, you can switch these functions on or off. If your audio source supports apt-X, the MM 550-X automatically streams music wirelessly in high quality (apt-X). If your audio source does not support apt-X, music is streamed in standard quality (SBC). Switching the SRS WOW HD function on/off SRS WOW HD ensures enhanced sound quality and bass boost performance, thus allowing for a spectacular sound experience. To switch the SRS WOW HD sound enhancement on: Briefly press the SRS button ¿. The button is backlit in yellow and the SRS WOW HD function is switched on. To switch the SRS WOW HD sound enhancement off: Briefly press the SRS button SRS ¿. The yellow backlighting goes off and the SRS WOW HD function is switched off. Switching the NoiseGard function on/off The NoiseGard button » is backlit, indicating the current setting. The backlighting goes off after a short while in order to conserve energy. Press any button on the headset to display the current setting of the NoiseGard active noise compensation. The NoiseGard function has to be switched on to be active. If the NoiseGard function is switched off, the MM 550-X can also be used as a conventional headset. [. . . ] With MPEG/AAC compression, the encoding process is destructive and content perceived as "irrelevant" is discarded. apt-X's transparent, non-destructive approach ensures that every frequency present in the original signal is preserved in the encoded and decoded signal. Dynamic range of >92 dB for 16 bit audio and >120 dB for 24 bit audio. The overall framework of apt-X ensures a high degree of resilience to random bit errors, with the bit error response well matched to the auditory response of the human ear. [. . . ]