AFTERSHOKZ E234842 Wireless Stereo Bone Conduction Bluetooth Headset User Guide

User Guide

How to Set Up OpenComm

  1. ChargeUse the included magnetic charging cable to charge the headset. The LED indicator will change from red to blue when charging is complete.
  2. PairStart with your headset powered off. Enter pairing mode by pressing and holding the volume+ button until OpenComm says “pairing” and the LED indicator flashes red and blue.
  3. ConnectOpen your device’s Bluetooth® menu and select “OpenComm by AfterShokz”. OpenComm will say “connected” and the LED indicator will flash blue one time when a connection has been established.


While your headset and cellphone are connected.

Function Action Voice Prompt
Play/Pause Single click One beep
Next song Double click while playing music One beep
Previous song Triple click while playing music One beep
Answer call Single click when receiving call Two beeps
End call Single click during call One beep
Answer the call waiting and hang up current call Hold for 2s when second call comes in One beep
Reject a call Hold for 2s when second call comes in One beep
Activate voice assistant Hold for 2s when devices is on standby No prompt
Call back last number Double click on standby “Redial last number”

Volume + / On-off ; Volume –

Function Action Voice Prompt
Power ON Press and hold volume+ button for 2s “Welcome to AfterShokz”
Power OFF Press and hold volume+ button for 3s “Power off”
Mute Press and hold both buttons for 2s while on a call “Mute on” or “Mute off”
Switch EQ Press and hold both volume buttons for 3s while playing music “EQ switch”
Check batteryStatus Press the volume- or + button while not on call or playing music. “Battery high/Battery medium/Battery low or Please charge”
Adjust volume Press volume + or volume – button while on call or playing music No Prompt

Headset Specification

Part number OpenComm Frequency 20Hz~20KHz
Speaker Bone conduction speaker Microphone type Dual DSP Noise-canceling mic
Bluetooth® Version Bluetooth® v5.0 Bluetooth®  range 10 m
Charge time 60 mins Battery Lithium Battery
Compatible profiles A2DP, AVRCP, HSP, HFP Weight 33 g
Continuous play Up to 8 hours Standby time Up to 14 days
Bluetooth® working frequency range:   2402MHz~2480MHz Warranty 2-year
Battery capacity 170 mAh Maximum RF output power 4 dBm
Charge voltage 5V±5% Water resistance IP55

LED Indicator

Solid red Charging
Solid blue  Charging complete
Flashes red and blue Pairing mode
Flashes blue Incoming call
Flashes red every two minutes Low battery

NFC Function ( Near Field Communication)

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Headset support NFC pairing.

  1. Turn the headset on mode or set them to pairing mode.
  2. Position the NFC sign area of the headset close to the NFC detection area of mobile device.
  3. Blue light will flash one time when headset is paired successfully, and OpenComm says “connected”.

Moisture Detection Alarm

Headset has a moisture detecting function. If moisture (like sweat) is present on the charging port while being charged, the headset will vibrate with an audible “Beep” warning.

Restore Factory Settings

Start with the headset powered off. Set the headset to pairing mode. Hold the PTT/multifunction button, volume +, and volume -button at the same time for 3 seconds, until you hear the notification tone and feel the vibration. Power the headset off.

Storage and Maintenance

  1. Headset should be kept in cooland dry place, with a temperature from 0 ℃ to 45 ℃. Working in an extremely cold, extremely hot, or high humidity environment may limit the working time and shorten the battery life of the headset.
  2. Please charge the headset before use when it has been kept in storage for a long period of time.
  3. Listening at a high volume may damage your hearing and distort the audio quality.
  4. Please only clean headset with a soft dry cloth.
  5. Please do not charge headset immediately after exercising in order to prevent damage to the headset circuitry that can be caused by liquid residue exposure.
  6. Keeping the charging port dry will reduce the possibility of damaging the headset.


AfterShokz promises that when normal use, operation and maintenance conditions, we will offer a two-year warranty of free. Please contact local retailer for more help.

Discarding Product Guidelines

Please do not discard the electroni cheadset parts in the same receptacle as your daily garbage. Reference your country or region’s guidelines on appropriate measures for collecting discarded electronic products. Please consult local authorities for more details.

Contact Us

3200 Gracie Kiltz Lane, 4th floor, Austin, TX 78758www.aftershokz-communications.comFactory: Shenzhen Voxtech Co., Ltd.Address: Floors 1-4, Factory Building 26, Shancheng Industrial Park, Shiyan Street, Ban’anDistrict, Shenzhen, Guangdong, ChinaPhone number: 400-6830-858


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