Headsets EB121 Bluetooth Headset User Manual
- June 3, 2024
- Headsets
Table of Contents
Bluetooth Headset
User Manual
FCC ID : OA8EB121
Charging instructions:
The output voltage and current of the charging adapter connected to the USB
port of the earpiece charging cable must be within 5V/500mA.
After the charger is connected correctly, the indicator light on the earpiece
will light up red, and the indicator light will light off when it is fully
charged.
Bluetooth headset operating instructions:
-
On/Off Button, press and hold for 1 second to turn it on, and then press and hold for 3 seconds to turn it off.
-
+ key, volume +
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– key, volume –
-
PTT key:
A. When the walkie-talkie is connected, short press to Transmit/cancel transmit. Press to transmit and Release to cancel transmit.
B. When the phone is connected, short press to play/pause, answer/hang up, and double-click to make a call.
Note: Connected the phone and walkie-talkie at the same time. Function A is invalid when the phone is in use. -
Touch PTT:
A. Touch the walkie-talkie to transmit, release it to stop transmitting.
B.When the device is connected with a phone without corres- ponding function, only a “beep” sound if you touch the PTT button. -
Wireless Name: EWN001
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Connect a new device: Press and hold the on/off button for 5 seconds will enter into pairing mode.
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Clear connection memory: Press the PTT button 4 times in a row with a Beep sound to clear the Bluetooth connection memory in the power-on state, and the Bluetooth headset will automatically enter the pairing mode after restarting.
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APP upgrade: in the power-on state, press the on/off button 5 times in a row to enter the APP upgrade mode.
-
Indicator light statuses:
© Power On: blue light on
© Bluetooth not connected: blue light flashes quickly Bluetooth connected: blue light flashes once every 5 seconds
® Bluetooth pairing: red and blue flashing alternately
® On a call: the red light is always on
© Low battery: red light flashes once every 5 seconds
C) Power Off: red light flashes 3 times
© Charging: red light is always on
© Full charger: red light off
Technical specifications:
- Battery type: built-in rechargeable Li-ion battery
- Battery capacity: 180mAh
- Full power working time: about 12 hours
- Charging time : about 2 hours
- Charging voltage/current: 5.0V/500mA
- Type of charging interface: Type-C
- Supported device OS: IOS 9.0 or later operating system Android 6.0 or later operating system Windows 7.0 or later operating system
- Bluetooth version: 5.1
- Frequency range: 2.402-2.480GHz
- Working environment: -20±60 C
- .Size: 561712mm
- Weight: 13.2g
RF ENERGY EXPOSURE AND PRODUCT SAFETY GUIDE FOR TWO-WAY RADIOS
ATTENTION! Before using this radio, read this guide which contains
important operating instructions for safe usage and rf energy awareness and
control for compliance with applicable standards and regulations. User
instructions should accompany the device when transferred to other users.
Do not use this device if the operational requirements described herein are
not met.
FCC Requirements:
This device complies with part 15 of the FCC Rules. Operation is subject to
the condition that this device does not cause harmful interference. (Licensed
radios are applicable); This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (Other devices are
applicable)
(1) This device may not cause harmful interference, and
(2) this device must accept any interference received, including interference
that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class
8 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 tadio
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.
CE Requirements:
«(Simple EU declaration of conformity) Technology Co., Ltd. declares that
the radio equipment type is in compliance with the essential requirements and
other relevant provisions of RED Directive 2014/53/EU and the ROHS Directive
2011/65/EU and the WEEE Directive 2012/19/EU; the full text of the EU
declaration of conformity is available at the following internet address:
www.chierda.com.
*Restriction Information
This product can be used in EU countries and regions, including: Belgium (BE),
Bulgaria (BG), Czech Republic (CZ), Denmark (DK), Germany (DE), Estonia (EE),
Ireland (IE), Greece (EL), Spain (ES), France (FR), Croatia (HR), Italy (IT),
Cyprus (CY), Latvia (LV), Lithuania (LT), Luxembourg (LU), Hungary (HU), Malta
(MT), Netherlands (NL), Austria (AT), Poland (PL), Portugal (PT), Romania
(RO), Slovenia (SI), Slovakia (SK), Finland (Fl), Sweden (SE) and United
Kingdom (UK).
For the warning information of the frequency restriction, please refer to the
package.
“Disposal
The crossed-out wheeled-bin symbol on your product, literature, or packaging
reminds you that in the European Union, all electrical and electronic
products, batteries, and accumulators (rechargeable batteries) must be taken
to designated collection locations at the end of their working life. Do not
dispose of these products as unsorted
municipal waste. Dispose of them according to the laws in your area.
IC Requirements:
Licence-exempt radio apparatus
This device contains licence-exempt transmitter(s)/receiver(s) that comply
with Innovation, Science and Economic
Development Canada’s licence-exempt RSS(s). Operation is subject to the
following two conditions:
(1) This device may not cause interference.
(2) This device must accept any interference, including interference that may
cause undesired operation of the device.
Electromagnetic Interference/Compatibility
NOTE: Nearly every electronic device is susceptible to electromagnetic
interference (EMI) if inadequately shielded, designed, or otherwise configured
for electromagnetic compatibility.
Avoid Choking Hazard
Small Parts. Not for children under 3 years.
Protect your hearing:
- Use the lowest volume necessary to do your job.
- Turn up the volume only if you are in noisy surroundings.
- Turn down the volume before adding headset or earpiece.
- Limit the amount of time you use headsets or earpieces at high volume.
- When using the radio without a headset or earpiece, do not place the radio’s speaker directly against your ear
- Use careful with the earphone maybe possible excessive sound pressure from earphones and headphones can cause hearing loss
Note: Exposure to loud noises from any source for extended periods of time may temporarily or permanently affect your hearing. The louder the radio’s volume, the less time is required before your hearing could be affected. Hearing damage from loud noise is sometimes undetectable at first and can have a cumulative effect.
Safety Operation
Forbid
-
Do not place a portable radio in the area over an air bag or in the air bag deployment area. The radio may be propelled with great force and cause serious injury to occupants of the vehicle when the air bag inflates.
Pull by the plug rather than the cord when disconnecting the charger. -
Contact Retevis for assistance regarding repairs and service.
Approved Accessories
- “For a list of Retevis-approved accessories for your radio model, visit the following website: https://www.chierda.com
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.
Warranty Card
Model Number; ……..W..
Serial Number; …………..
Purchasing Date:………..
Dealer:…………. Telephone:………..
User’s Name: ……….Telephone: LE>
Address:……….ZIP Code:………………
Warranty instructions:
- This warranty card shall be kept by the customer as a warranty certificate and will not be made up for loss.
- This card must be covered by the point of sale and the date of completion before it can take effect.
- This card may not be modified, please confirm that the warranty card series number is consistent with the purchase radio number, otherwise it is invalid.
- The warranty period is one year, chargers, batteries, earphones, antennas and feeder are consumables and are not covered by warranty.
- Users can choose the following channels to obtain maintenance services:
a. Handle it at the original purchase office.
b. Our company is at the local special maintenance point.