EarFun JHM-A3 Pro Quick Start Manual

Hybrid ANC Wireless Headphones
Quick Start Guide
Model JHM-A3 Pro
What' s in the box
 Headphones
 Quick Start Guide
 USB Type-C Charging Cable
 3.5mm AUX Audio Cable
Things to keep in mind with Wireless Headphone
 Wireless Headphones should not be used in extreme temperatures.
 Before using the headphones for the first time, make sure to charge
them using a 5V, 24W or lower USB-C charger.
 The Max. Input Watt for AUX is 50 mW.
Pairing Wireless Headphones with your phone
1. Turn on the headphones by pressing MFB for 2 seconds. You'll then hear a
"Power-on" notification and the LED will flash blue and red alternately.
2. On your phone, go to Settings, turn Bluetooth on, and then pair with "JHM-A3
Pro". Check your phone user guide to find out how to access Bluetooth
settings.
3. Once paired, the headphones will automatically connect to your phone
whenever you turn on the headphones.
Performing a factory reset
When the headphones are on and not paring with your phone, press MFB quickly for
5 times to complete the factory reset. It can be connected and used normally when
be powered on.
Components
Controls
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MFB
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ANC Button 
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Volume"+"
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Volume"-"
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LEDS
Charging Red light always on
Charging completed / Paired LED off
Low battery warning Red light flashes one time every few seconds
Powered on and waiting for Red and blue light flashing alternately
pairing
ANC on/Ambient sound Green light always on
Ambient sound off LED off
Specifications
Product model JHM-A3 Pro
Bluetooth version 5.4
Bluetooth range ≤10 m
Play time (ANC off) Approx. 58.0 hours (Volume level 50%)
Play time (ANC on) Approx. 32.0 hours (Volume level 50%)
Talk time Approx. 36.0 hours (Volume level 50%)
Standby time (ANC off) Up to 500 hours
Standby time (ANC on) Up to 50 hours
Battery capacity 500 mAh
Charging port USB Type-C
Power input rating 5V / 400 mA
Charging time 2.5 hours
Net weight 263 g
FCC warning
FCC ID: 2BFOM-JHM-A3PRO
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.
(2) This device must accept any interference received, including interference that
may cause undesired operation.
Note:
 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.
 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.
FCC RF Radiation Exposure Statement:
1.This Transmitter must not be co-located or operating in conjunction with any other antenna or
transmitter.
2.This equipment complies with RF radiation exposure limits set forth for an uncontrolled
environment.
This equipment should be installed and operated with minimum distance 20cm between the
radiator and your body.
Press and hold (for 2 seconds) to turn
the headphones on.
Press and hold (for 3 seconds) to turn
the headphones off.
Press quickly (for 2 times) to game
mode on/off
Press quickly (for 3 times) to turn Voice
Assistant on.
Press briefly to pause or resume
playback.
Press briefly to answer or end the call.
Press and hold (for 2 seconds) to reject
the call.
Short press to ANC on
Short press to Ambient sound
Short press to Ambient sound off
Press and hold (for 2 seconds) to play
the next song.
Press briefly to increase the volume.
Press and hold (for 2 seconds) to play
the previous song.
Press briefly to decrease the volume.