tzumi 9537 Bluetooth TWS Earphone Instruction Manual

tzumi 9537 Bluetooth TWS Earphone

Product Information

Specifications

• Product: TWS Earphone Bluetooth
• Battery Capacity: 250mAh
• Input: 3.7V 30mAh
• FCC Warning: Please adhere to FCC regulations for radio frequency interference

Product Usage Instructions

Charging the Earphones

1. Connect the charging cable to the charging port on the earphones.
2. Plug the other end of the charging cable into a power source.
3. The LED indicator will light up to show that the earphones are charging.
4. Once fully charged, disconnect the charging cable.

Pairing with a Device

1. Turn on the earphones by pressing and holding the power button.
2. Enable Bluetooth on your device and search for available devices.
3. Select the TWS Earphone Bluetooth from the list of available devices to pair.
4. Once paired, you can enjoy wireless audio from your device through the earphones.

Using the Earphones

1. Place the earphones in your ears and adjust for a comfortable fit.
2. Control music playback, volume, and calls using the buttons on the earphones.
3. To power off, press and hold the power button until the LED indicator turns off.

Frequently Asked Questions (FAQ)

• Q: How long does it take to fully charge the earphones?
  A: The earphones typically take around 1-2 hours to fully charge.

• Q: Can I use only one earphone at a time?
  A: Yes, you can use either the left or right earphone independently for mono audio playback.

• Q: Are the earphones sweat-resistant for sports activities?
  A: While the earphones are not fully waterproof, they are designed to withstand light moisture and sweat during workouts.

OVERVIEW

Product parameters

• Wireless version: V5.3
• Working range: barrier-free 10 meters
• Wireless frequency: 2.402-2.480GHz
• Charge and discharge cycle: > 300 times
• Charging box capacity: – 250mAh
• Charging voltage: DC5V-1A
• Charging time: 1.5 hours
• Talk time: about 4.2 hours (80% volume)
• Play music: about 5 hours (80% volume)
• Headphone built-in battery: lithium battery 3.7V 30mAh

Note: The specifications and parameters of this product are all laboratory test data, which will be different in different environments; the product is constantly being upgraded and improved, and the specific functions and product pictures may be slightly different from the actual product, please refer to the actual product.

Touch method

• Switch on/off: switch on/off when opening the cover, and switch off when closing the cover.
• Play/Pause: Click on side touch keys ( In-ear detection: Android phones are turned off by default, and the in ear function is turned on after five double clicks, Automatically play with headphones on, and automatically pause when headphones are removed; 10S phone: Enabled by default, automatically played with headphones, Automatically pause when the headset is removed.).
• Previous song: Three clicks on the left or right ear side touch keys.
• Next song: Double click on the left or right ear side touch keys.
• Voice Assistant: Press and hold the side touch key for 2 seconds.
• Pairing: Open the charging box cover and the headset will automatically enter the pairing state when turned on, waiting for the phone to search for a connection.
• Answer/end a call: Click on the side touch keys.
• Reject calls: Double click on the left or right ear side touch keys.
• Volume up and down: Slide down to decrease the volume, and slide up to increase the volume (both ears can be left and right).

Charging box button

1. Clear: Open the cover, keep the two earphones in the compartment, press and hold for is to turn on the white light, and after 3s, continue to press and hold the button for 5s, Clear pairing between headset and phone.
2. Under the opening and closing state of the warehouse: briefly press or quickly press the button to turn on the green light for 3s, and then the breath goes out. When the power is low, the orange light comes on

Charging box

• Low power in the electric compartment – orange light, high power in the charging compartment – green light.
• Close the cover, and the “no-load load” green light will stay on for 4 seconds before going out.
• Open the cover and the “no-load load” green light will be on for 8s and then off.
• Close the cover of the charging compartment to charge the headset: the green light stays on for 4 seconds and then goes off.
• Press and hold the key to pair: Press and hold the key, the green light turns to white light and remains on for 3s, then turn to white light and breathe for 5 times, then turn to green light and remains on
• After 4s, the connection and pairing are successful, and the battery will emit a “ding dong” sound effect. If the phone deletes a connection record,
• Every time the lid is opened, there is a “ding”.
• Earphones in and out of the charging compartment: breathe once for both earphones in and out of the charging compartment.
• Charging chamber charging: The orange light stays on for 8 seconds and automatically turns off. When fully charged, the green light turns on for 8 seconds and automatically turns off.
• Opening the cover when the headset is not connected to the phone: The headset is not connected to the phone, and each time the charging bin is opened, the charging bin will emit a sound, “Ding” sound effect: The headset is connected to the phone, and the charging compartment lid will not emit a “Ding” sound effect.
• Long press and hold the button for 8s: After each long press and hold of the button for 8s, the charging bin emits a “Didi” prompt tone.
• Charging in the charging bin: When the charging bin is plugged into a charging cable or charged wirelessly, the charging bin will emit a “ding” sound effect.
• Low power in the charging bin: When the charging bin is low, the power level is about 30%. Press the button, and the charging bin emits a “ding bell” prompt tone.
• Charging compartment clear connection: After connecting the headset to the phone, close the cover, and then open the cover to clear the connection. Press and hold the button for 3-5 seconds, The charging compartment will emit a “ding” tone

Universal wireless connection operation

1. Please put the wireless headset and mobile phone (or other connected devices) together;
2. Make sure the headset is powered on, open the charging box cover or remove the headset from the charging box, make sure that the left and right headsets are connected, the headset can enter the pairing mode;
3. Turn on the Wireless function of the user’s mobile phone (or other Wireless device), and search or scan. At this time, the mobile phone will search for all nearby Wireless devices. Click the corresponding Wireless model name to connect. After successfully pairing and connecting, you can make a headset call, Listening to songs, etc.

Considerations when connecting wirelessly

1. Please control the distance between the wireless headset and the mobile phone (or other connected equipment) within 1 meter, the closer the better;
2. You can put the earphones in the charging box and open the charging box cover to connect;
3. When the headphones are removed from the charging box and connected, make sure that the left and right headphones are connected;
4. Do not close the charging box cover during the connection process;
5. The charging box needs to have enough power. If the headphones cannot be turned on when the cover is opened, put the headphones in the charging box, close the cover of the charging box and plug in the charger to charge for at least one hour;

Precautions

1. Never use corrosive cleaning agents to clean this product;
2. Do not allow this product to heat or come close to fire sources, such as cooking stoves;
3. Do not expose this product to direct sunlight for a long time to avoid high temperatures;
4. Do not dispose of this product in fire to avoid explosion;
5. Do not try to disassemble this product to make any modifications, because it does not contain any maintenance components;
6. Do not use this product in the rain;
7. If you do not plan to use this product for a long period, please store it in a dry environment. Charge the headset at least once a month to extend its life and avoid extreme temperatures and dust.

FCC WARNING

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.

NOTE 1 : This equipment has been tested and found to comply with the limits for a Class B digital device, under 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 by 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.

NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. The device must not be co-located or operating in conjunction with any other antena or transmitter.

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