Geekwills JM21 Portable High Resolution Music Player
USER GUIDE
(Pictures are for reference only. The actual product may vary)
Power on/off
Hold the Power/Lock button to turn on the JM21. On its first startup, tap the preferred language onscreen to enter the main UI. Hold the Power/Lock button while the JM21 is on and a shutdown dialogue will pop up. You can select to turn off or reboot the player.
Gesture Operation
Return to previous menu: Swipe right from the left edge of the screen, or swipe left from the right edge.
Return to homepage: Swipe up from the bottom edge of the screen. Multitask managing: Swipe up from the bottom edge of the screen and then hold.
Firmware Upgrade
- OTA (Over-the -Air) online upgrade
Turn on the WiFi function on the JM21 and connect it to an available network. It will automatically detect if there is a new firmware. If no firmware is detected, please go to “Technical Support -> Firmware Update -> Online Upgrade” to check and upgrade the firmware manually. - Local upgrade
Please download the firmware on our website and follow relevant instructions to upgrade it.
Download link: http://www.fiio.com/supports
Notes and Precautions
* Please do not put the battery in a high-temperature environment. The battery is prohibited from use if it is soaked in water, or if it gets swollen. Please do not disassemble, hit, crush, or puncture the battery, and do not put it on fire.
* Please do not place the device in circumstances of excessive high/ low temperatures (above 45°C or below 0°c), or in an enclosed high-temperature environment, such as in a car.
*Please do not repair or disassemble the product on your own and do not put it in water.
* Please charge the battery on a regular basis to secure the battery life if this product has not been used for a long time.
* You might not be able to hear the sound of the surroundings when using headphones. For your safetyi please avoid using headphones in dangerous situations.
* It is recommended to use a suitable charger in case of a high-voltage adapter causing damage to the device.
* In the likely event that the JM21 hangs up, you may hold the Power/Lock button for over 10 seconds to force a reboot.
List of Items Included
(please check if the following items are included)
- JM21 unit
- Screen protector (applied on the JM21 in factory)
- Clear case
- USB data cable
- Quick start guide
- Warranty card
To Learn More
- For related video instructions of the JM21 and FAQ (Frequently Asked Questions), please scan the QR code below.
- To learn more about the product, please visit our website: www.fiio.com
- For detailed instructions of the JM21, please visit
https://www.fiio.com/supports - To check the CMIIT-ID of the JM21, please go to the menu of Settings->System->Legal information.
Due to continuous improvement, every specification and design is subject to change at any time without further notice.
WEEE Directive & Product Disposal
At the end of its serviceable life, this product should not be A handed as household or general waste. It should be
– handed over to the applicable collection point for the recycling of electrical and electronic equipment, or returned to the supplier for disposal.
Internal/Supplied Batteries:
This symbol on the battery indicates that the battery is to be collected separately. This battery is designed for separate collection at an appropriate collection point.
Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries.
Hereby, Guangzhou FIIO Electronics Technology Co., Ltd declares that this device is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at: www.fiio.com/doc
| Function | Frequency | Maximum output power |
| Bluetooth | 2402-2480MHz | 7dBm |
| WiFi | 2412-2472MHz | 14dBm |
| 5180-5320MHz | 12dBm | |
| 5500-5825MHz | 11.SdBm |
For this radio device, the following restrictions on putting into service or of requirements for authorisation of use apply in BE, BG, CZ, DK, DE, EE, IE, EL, ES, FR, HR, IT, CY, LV, LT, LU, HU, MT, NL, AT, PL, PT, RO, SI, SK, Fl, SE, UK, IS, LI, NO, CH,TR: 5150-5350 MHz band is restricted to indoor operations only.
FCC NOTICE:
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 generates1 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.
The equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. The equipment should be installed and operated with minimum distance 20 cm between the radiator & your body.
Any Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
Documents / Resources
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Geekwills JM21 Portable High Resolution Music Player [pdf] User Guide JM21 Portable High Resolution Music Player, JM21, Portable High Resolution Music Player, High Resolution Music Player, Resolution Music Player, Music Player |
