Cheerstar Technology Co Ltd S7 Open Ear TWS Air Conduction Headphone User Manual

Open Ear TWS
Air Conduction
Headphone
User Manual
Model: S7

IMPORTANT NOTES

1. Before using the S7 wireless earbuds, please charge both the case and earbuds.

2. If both earbuds don’t sync together, please reset the earbuds.

3. If the earbuds don’t charge, please clean the charging slot on the case and the contact surface on the earbuds.
   

POWER ON

POWER OFF

Note: When the charging case is at low battery r ouot of power, the earbuds will not automatically power on/off, please turn them on/off manually.

WEARING

1. Put the earbuds on your ears.

2. Rotate the earbuds to adjust to the comfortable angle

CHARGING

Please fully charge the S7 after unboxing. Use Type-C cable to charge the charging case.

INDICATORS’ DESCRIPTIONS

1. Earbuds
   Power on| Power off| Pairing| Connected| Battery low| Fully charged
   ---|---|---|---|---|---
   LED flashes white once| LED flashes white once| One of the earbuds flashes quickly| LED off| Low battery warning  every  2 minutes| LED off

2. Without charging cable
   Battery Low| When put earbuds into the case and charging
   ---|---
   LED flashes red 3 times| LED flashes white 3 times then flash slowly for 10S, then LED off.

3. Charging by external TYPE-C cable
   

FCC WARNING STATEMENT

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part  15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause  undesired operation.
The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

PACKAGE LIST

Please refrain from using any damaged components.
Contact your local authorised distributor/customer service.

DEVICE OVERVIEW

1. Tap area
2. Earbuds indicator light
3. Microphone
4. ENC microphone
5. Earbuds charging connector
6. Reset button
7. Type-C charging port
8. Charging case indicator light

TAP CONTROL

Play/Pause| | Press one time(L/R)
---|---|---
Previous/Next track| | Press and hold for 2 second (L/R)
Volume down/up| | Press 2 times(L/R)
Activate Siri/Google Assistant| | Press 3 times(L/R)
Answer/End a call| | Press one time(L/R)
Reject a call| | Press and hold for 2 second(L/R)
Factroy Reset| | Press 5 second

CONNECT THE EARBUDS

1. Power on the earbuds and turn on the Bluetooth in your phone.

2. Tap “S7” form the smartphone’s Bluetooh menu. There’ s a voice prompt “You are Connect ” after successful connection with smartphone.

HOW TO RESET THE EARBUDS

If your earbuds stop syncing with each other, please follow below steps to reset the earbuds：

1. Make sure the earbuds were disconnected with phone or other Bluetooth devices.

2. Put the two earbuds into the charging case, close the case and then open it again (you will hear “Power on, paring” prompt sound).
   Keep the charging case open during the reset process, long press the case button for 5S. The white LED on the case will flash 6 times, and the white LED on the earbuds will flash 3 times, which means the reset is successful and the pairing records are  cleared.
   

3. The earbuds will sync together and enter the pairing mode automatically.

Manufacturer: Cheerstar Technology Co., Ltd
Addr.: 3F, Block B, Jiuwei 3rd Industrial Park, Hangcheng Street, Baoan
District, Shenzhen, China

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>