PXC 550-II Around-ear headphones Model: SEBT5 Instruction manual Use the search function, the navigation (left) or the following links: Start “Product overview” “Getting started” “Using the headphones” “FAQ/If a problem occurs ...” “Specifications” Sennheiser electronic GmbH & Co. KG Am Labor 1 30900 Wedemark Germany www.sennheiser.
Important safety instructions Important safety instructions ▷ Read this instruction manual carefully and completely before using the product. ▷ Always include this instruction manual when passing the product on to third parties. ▷ Do not use the product if it is obviously defective or makes loud, unusual (whistling or beeping) noise. ▷ Only use the product in environments where Bluetooth® wireless transmission is permitted.
Important safety instructions Safety instructions for the lithium polymer rechargeable battery WARNING If abused or misused, the rechargeable batteries may leak. In extreme cases, they may even present a risk of: • heat generation, • fire development, • explosion, • smoke or gas development. Only use rechargeable batteries and chargers recommended by Sennheiser. Only charge the product / rechargeable batteries at ambient temperatures between +10 °C to +40 °C/50 °F to 104 °F.
Important safety instructions Sennheiser does not accept liability for damage arising from misuse or improper use of this product and its attachments/accessories. Sennheiser is not liable for damages to USB devices that are not consistent with the USB specifications. Sennheiser is not liable for damages resulting from the loss of connection due to flat or overaged rechargeable batteries or exceeding the Bluetooth transmission range.
Package contents Package contents PXC 550-II around-ear headphones Model: SEBT5 USB cable with micro-USB connector, length approx. 1.2 m Analog audio cable with 2.5 mm jack plug and 3.5 mm jack plug, length approx. 1.4 m In-flight adapter Carry case Quick guide Safety guide Online you can find: • this detailed instruction manual and additional information www.sennheiser.com/download • the Sennheiser Smart Control app for configuring the headphones and for additional functions www.sennheiser.
Product overview Product overview PXC 550-II Headband Ear cup joint with on/off function for the headphones Ear cups, steplessly adjustable Microphones for active noise cancellation ANC: 2x directed outward, 2x directed inward (not visible) Touch pad (right ear cup) Bluetooth on/off switch position: off “0”, on “I” Ear pads Speech microphones (3x) for phone calls 6 | PXC 550-II
Product overview Active noise cancellation (ANC) switch position: off “0”, USER mode “I”, MAX mode “II” Voice assistant button pressing for 4 seconds activates the Bluetooth pairing mode LED Input for USB micro-B; for charging and music playback/data connection Input for analog audio cable; when a cable is connected, flight mode is activated/Bluetooth is deactivated Overview of the LED display During operation LED Meaning; the headphones... 3x flashes white 3x ... switch on 3x flashes white 3x ...
Product overview LED Meaning 4 white Battery is approx. 60-80% charged 5 white Battery is more than 80% charged If the LED display does not light up immediately during charging, clean the charging contacts and charge the headphones until the LED display lights up again (> 12). Notes on voice prompts The headphones output voice prompts for various functions (see examples below).
Product overview Overview of the buttons and switches ANC switch Position Function See ANC is deactivated ANC is activated USER mode (can be adjusted via the Smart Control app) > 21 ANC is activated MAX mode Bluetooth on/off switch Position Function See Bluetooth is activated > 31 Bluetooth is deactivated Voice assistant button Press the button Function See 1x Activates/deactivates the voice assistant > 27 4s Activates the Bluetooth pairing mode > 15 PXC 550-II | 9
Product overview Overview of the smart control Basic control Switch-on Switch-off ON OFF 1 Click Gesture control via the touch pad Briefly tap the touch pad once Briefly tap the touch pad twice 1 x tap 2 x tap Tap the touch pad and hold for 2 seconds Tap the touch pad and hold for 3 seconds HOLD 2s HOLD 3s Vertical swipe Horizontal swipe Vertical swipe and hold Horizontal swipe and hold +HOLD +HOLD +HOLD 10 | PXC 550-II +HOLD
Getting started Getting started 1. Charging the rechargeable battery The headphones' rechargeable battery is not fully charged upon delivery. Before using the headphones for the first time, charge the rechargeable battery for a complete charging cycle without interruption (> 12). USB Micro-B USB-A 2. Installing the Smart Control app on your smartphone The Sennheiser Smart Control app allows you to use all functions and settings of the headphones and to e.g.
Using the headphones Using the headphones Information on the rechargeable battery and the charging process The headphones have a built-in rechargeable battery. A complete charging cycle takes approx. 3 hours. The headphones provide 1.5 hours of playback time with a charging time of approx. 10 minutes. Before using the headphones for the first time, charge the rechargeable battery for a complete charging cycle without interruption. When the headphones are being charged, the LED display lights up (> 7).
Using the headphones LED Meaning 1 red Rechargeable battery is almost empty (less than 2% charged) 1 white Battery is approx. 2-20% charged 2 white Battery is approx. 20-40% charged 3 white Battery is approx. 40-60% charged 4 white Battery is approx. 60-80% charged 5 white Battery is more than 80% charged If the LED display does not light up immediately during charging, clean the charging contacts and charge the headphones until the LED display lights up again (> 12).
Using the headphones Connecting the headphones to a Bluetooth device To be able to use the Bluetooth connection, you must register both devices (headphones and e.g. smartphone) once. This process is called pairing. If operation differs from the steps mentioned, also refer to the instruction manual of the Bluetooth device you are using. When you switch on the headphones for the first time, they automatically switch to pairing mode.
Using the headphones Pairing the headphones with a Bluetooth device 1. Switch the headphones on (> 17) and place them close to the Bluetooth device (max. 20 cm). Make sure that Bluetooth is activated (Bluetooth on/off switch is set to “I” and no audio cable is connected to the headphones). 2. Press and hold the voice assistant button for 4 seconds until you hear the voice prompt “Pairing”. The LEDs flash white one after the other. The headphones are in pairing mode. 3.
Using the headphones Disconnecting the headphones from a Bluetooth device ▷ Via the menu of your Bluetooth device, disconnect the connection to the headphones. The headphones are disconnected from the Bluetooth device. You hear the voice prompt “Device (1) disconnected”. The headphones switch to standby mode. To delete the Bluetooth pairing list of the headphones, > 34.
Using the headphones Switching the headphones on WARNING Danger of hearing damage due to high volume levels! Listening at high volume levels can lead to permanent hearing defects. ▷ Before putting the headphones on, adjust the volume to a low level (> 20). ▷ Do not continuously expose yourself to high volume levels. 1. Unfold the headphones. 2. Turn the ear cups outward until you hear a click in both ear cup joints. The LED flashes white 3 times.
Using the headphones Switching the headphones off 1. Hold the headphones so that the left hand holds the right ear cup and the right hand holds the left ear cup. Turn the ear cups inward until you hear a click in both ear cup joints and the touch pad faces toward you. 2. You hear the voice prompt “Power off” and the LED display flashes red 3 times. The headphones switch off. The red dot displayed on the hinge of the right ear cup also indicates that the headphones are switched off.
Using the headphones The Smart Control app also displays the battery charge status. On the headphones, you can check the battery charge status via the voice prompts (not possible when listening to music or on a call): ▷ Tap the touch pad and hold for approx. 4 sec. You hear beep sounds and a voice prompt informing you of the remaining battery life. Depending on the battery life of the headphones, the LEDs flash or light up. Voice prompt Meaning “Recharge headset” The rechargeable battery is empty.
Using the headphones Adjusting the volume WARNING Danger of hearing damage due to high volume levels! Listening at high volume levels can lead to permanent hearing defects. Toggling between the audio sources may cause enormous volume jumps that can permanently damage your hearing. ▷ Before putting the headphones on and before toggling between audio sources, adjust the volume to a low level. ▷ Do not continuously expose yourself to high volume levels.
Using the headphones Information on active noise cancellation ANC Due to its closed design, the headphones offer effective passive isolation from ambient noise. In addition, the headphones have an active noise cancellation (ANC) function, which allows you to reduce ambient noise to a minimum. Even when ANC is activated, your headphones' sound quality is always at its best.
Using the headphones Active Noise Cancellation ANC ON - MAX ON - USER OFF Right R 22 | PXC 550-II
Using the headphones Setting the ANC USER mode To be able to set the ANC USER mode, you require the Smart Control app (> 16).
Using the headphones Right R Playing/pausing music ▷ Quickly tap the touch pad. Touch gesture 1 x tap Tap 1x Function Plays or pauses music If music playback does not start: • Check if Transparent Hearing is activated (> 23) and deactivate the function if necessary. • Start the music playback app on your Bluetooth device. Playing the next/previous track ▷ Quickly swipe horizontally on the touch pad.
Using the headphones Making phone calls using the headphones The following call functions are only available when the headphones and the smartphone are connected via Bluetooth or the USB cable. Some smartphones or communication apps may not support all functions. Making a call ▷ Dial the desired number on your smartphone.
Using the headphones Touch gesture Function 2 x tap HOLD 2s Tap 2x Toggles between active call and call on hold Hold for 2 sec Rejects an incoming call and continues the active call Muting the microphone To mute the headphones' microphone during a call: ▷ Quickly swipe horizontally backward on the touch pad. The microphone is muted. You hear the voice prompt “Mute on”. To continue the call and reactivate the microphone: ▷ Quickly swipe horizontally forward on the touch pad.
Using the headphones ▷ Swipe forward on the touch pad and hold. Touch gesture + HOLD Function Swipe forward and hold Redials the last number Voice prompt “Redial” Tap 1x Cancels redialing Voice prompt “Redial canceled” 1 x tap Using the voice assistant/voice dialing ▷ Press the voice assistant button once. The available voice assistant of your smartphone is activated (* depending on the system or app on your smartphone: Siri, Google Assistant, or others.
Using the headphones 1 2 3 Smart Control Headphone settings Amazon Alexa 4 5 Add Device PXC 550-II Using the Smart Pause function The headphones are equipped with a carrying sensor that automatically detects whether the headphones are worn or removed from your ears. You can use the following functions: • Music playback pauses when you remove the headphones and continues when you put them on again.
Using the headphones Sound effect Meaning/application Off Effect mode is switched off. Movie For more exciting entertainment. Ideal for movies. Club For more room impression. Ideal for music. Speech For improved speech intelligibility. Ideal for podcasts ands audio books. Director Freely adjustable sound effect.
Using the headphones Connecting the headphones using the audio cable ▷ Connect the 2.5 mm jack plug of the audio cable to the headphones' audio socket. The flight mode is activated and the Bluetooth connection is disabled. ▷ Connect the 3.5 mm jack plug to the audio output of your smartphone. To disconnect the audio cable: ▷ Carefully disconnect the jack plug from the headphones. Flight mode In-flight adapter Right R OFF 2.5 mm Audio cable 3.
Using the headphones device for your Mac/PC/mobile device ▷ Make sure that the headphones are connected to the Mac/PC/ mobile device using the USB cable. ▷ From the Systems Preferences or Control Panel of your Mac/PC/ mobile device, select “PXC 550-II” as the default audio output device and/or default audio input device. ▷ Start music playback from the Mac/PC/mobile device. The music is played through the headphones and the microphone is used for recording.
Using the headphones Storing and transporting the headphones Store the headphones in the carry case to prevent damage to the headphones when you are not using or transporting them. ▷ Fold up the headphones and place them in the carry case as shown in the illustration.
Care and maintenance Care and maintenance CAUTION Liquids can damage the electronics of the product! Liquids entering the housing of the product can cause a short-circuit and damage the electronics. ▷ Keep all liquids far away from the product. ▷ Do not use any solvents or cleansing agents. ▷ Clean the parts of the product only with a soft, dry cloth. Replacing the ear pads For reasons of hygiene, you should replace the ear pads from time to time.
FAQ/If a problem occurs ... FAQ/If a problem occurs ... Current list of frequently asked questions (FAQ) Visit the PXC 550-II product page at www.sennheiser.com/download There you will find a current list of frequently asked questions (FAQ) and suggested solutions. Your question has not been answered or the problem persists? If a problem occurs that is not listed in the FAQ section or if the problem cannot be solved with the proposed solutions, please contact your Sennheiser partner for assistance.
FAQ/If a problem occurs ... Resetting the headphones to the factory default settings/Reset 1. Switch the headphones off (> 18). 2. Press the voice assistant button for 4 seconds. The Smart Control app also allows you to reset the headphones to the factory default settings (e.g. EQ settings, ANC mode).
Specifications Specifications Model: SEBT5 Ear coupling circum-aural Transducer principle dynamic, closed-back Transducer 32 mm Frequency response 17 Hz to 23 kHz Sound pressure level (SPL) 110 dB (passive: 1 kHz/1 Vrms) Impedance active mode: 490 Ω passive mode: 46 Ω THD (1 kHz, 100 dB SPL) < 0.
Manufacturer Declarations Manufacturer Declarations Warranty Sennheiser electronic GmbH & Co. KG gives a warranty of 24 months on this product. For the current warranty conditions, please visit our website at www.sennheiser.com or contact your Sennheiser partner.
Manufacturer Declarations Amazon, Alexa and all related logos are trademarks of Amazon.com, Inc. or its affiliates. Other product and company names mentioned in the user documentation may be the trademarks or registered trademarks of their respective holders.
