Jelly Max - The Smallest 5G Smartphone
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Jelly Max - The Smallest 5G Smartphone
Jelly Max is the latest 5G small smartphone that ideally fits in your palm.
Max Power, Perfect Size!
Introducing Jelly Max ― the most powerful Jelly phone we've ever made. Jelly Max maintains the series' signature compact size while enhancing all other features. It now supports 5G and impresses with a stunning transparent curved back panel that fits comfortably in your palm.
5-Inch Portable Body
Jelly Max features a 5-inch display, designed to balance portability and power.
This compact design is perfect for easy single-hand usage.
Higher Screen-to-Body Ratio
The narrow bezel design on Jelly Max helps to achieve a higher screen-to-body ratio at up to 50% compared to the Jelly Star.
* Screen-to-body ratio = (Screen area / Total front area of the phone) x 100%
Transparent Curved Back Design
The transparent curved edges provide a smooth and comfortable grip feeling. This thoughtful design ensures the phone looks good, feels good, and fits well in your hand.
4nm Dimensity 7300 5G Chipset
The latest Dimensity 7300 is ultra-efficient. This 4nm 5G chipset paired with LPDDR5 RAM and UFS 3.1 ROM makes Jelly Max a powerful device, ensuring smooth performance and effortless multitasking.
* The data from Unihertz Labs benchmarks the Jelly Max vs the Jelly Star.
Global 5G Support
Compatible with a wide range of frequencies and 5G network bands, Jelly Max is an excellent choice for those who need a reliable internet connectivity to access the fastest 5G networks anywhere in the world.
Global 5G Unlocked
High-Speed Memory
The high-speed memory of 12GB RAM and 256GB ROM allows you to store and access data more efficiently. Carry your digital world in your pocket with Jelly Max.
4000mAh All-Day Battery
Jelly Max is equipped with a 4000mAh battery. Whether you're using your phone for calls, browsing, gaming, or other tasks, you can always count on Jelly Max to keep you powered all day long.
66W Fast Charging
The fast-charging feature gives you the confidence that you will never run out of juice. Jelly Max now can be charged up to 90% in just 20 minutes with the included 66W fast charging adaptor.
Android 14 OS
Jelly Max runs on the latest Android 14 OS with new features to offer enhanced data security, expanded accessibility, and seamless connectivity for an optimized mobile experience.
Newly Upgraded Cameras
The ultra 100MP main camera and a 3.4X optical telephoto lens of Jelly Max let you capture high-resolution images whether you're shooting landscapes or close-ups, while the 32MP front camera ensures high image quality for your selfie portraits.
100MP Main Camera
3.4X 8MP Telephoto Lens
32MP Front Camera
Dual-Sims, Dual Life
The hybrid SIM card slot design allows you to manage two phone numbers simultaneously on Jelly Max to balance personal and business calls. Alternatively, you can replace one of the SIM cards with a microSD card for expanded storage capacities.
High-Precision Positioning
Jelly Max utilizes L1+L5 dual-band GPS to increase position accuracy for an improved navigation performance even in challenging environments.
Programmable Button
The unique programmable button on Jelly Max can be customized to act as a shortcut to access your most-used features or apps in seconds.
All-in-One Multi-Tool Box
Whether you need to measure something, signal an alarm, or record your steps, the versatile Toolbox app has got you covered.
Connected to Everything
Jelly Max supports various connectivity features making it a fully functional device.
Headphone Jack Adaptor
NFC
Remote Control
Dimensions & Internal Design
Media Endorsements
Unihertz Jelly Max Specifications
Basic Information
Dimensions: 128.7 × 62.7 × 16.3 mmWeight: 180g (With Battery)
CPU: Dimensity 7300 (5G)Octa-Core 2.0-2.6 GHz
OS: Android 14
Memory: 12GB LPDDR5 + 256GB UFS 3.1
Battery: Non-Removable 4000 mAh
Charge Rate: 66W
SIM Card Type: Dual Nano SIM Card
Micro SD: Yes
Card Slot: SIM 1 + Hybrid (SIM or Micro SD)
Display
Material: LCDDisplay Size: 5.05 inches
Resolution: 720 × 1520 Pixels
Camera
Rear Camera: 100MP Main Camera + 8MP TelephotoFront Camera: 32MP
Connectivity
Bands: 2G GSM (Bands GSM850/GSM900/DCS1800/PCS1900), 3G WCDMA (Bands 1/2/4/5/6/8/19), 3G C2K (Bands BC0,BC1), FDD-LTE (Bans 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66), TDD-LTE (Bands 34/38/39/40/41/42), 5G NR (Bands N1/2/3/5/7/8/20/25/28/38/40/41/66/77/78)Wi-Fi: WLAN 802.11 a/b/g/n/ac/ax 2.4GHz/5GHz, Wi-Fi Direct, Wi-Fi Display, Wi-Fi Hotspot (V2.0)
Bluetooth: Bluetooth 5.4
NFC: Yes
Navigation: GPS + GLONASS + BEIDOU + Galileo
Features
Sensors: Fingerprint (Back-Mounted), G-Sensor, Compass, Gyroscope, Proximity, Ambient Light SensorFingerprint: Yes
Facial Recognition: Yes
Infrared Port: Yes
USB: USB Type C
USB OTG: Yes
Programmable Key: Yes
Loudspeaker: Yes
3.5mm Headphone Jack: No
Wireless Charging: No
FM Radio: Yes
Misc
Color: BlackSAR Value: Head SAR (EU): 0.469 W/kg, Body SAR (EU): 0.931 W/kg, Head SAR (US): 0.617 W/kg, Body SAR (US): 0.924 W/kg
Certifications
In the Box
Jelly Max | Jelly Star | |
Basic Information | ||
| Dimensions | 128.7 × 62.7 × 16.3 mm | 95.1 × 49.6 × 18.7 mm |
| Weight | 180g (With Battery) | 116 g (With Battery) |
| CPU | Dimensity 7300 (5G) Octa-Core 2.0-2.6 GHz | Helio G99 Octa-Core 2.0-2.2GHz |
| OS | Android 14 | Android 13 |
| Memory | 12GB LPDDR5 + 256GB UFS 3.1 | 8GB + 256GB UFS 2.2 |
| Battery | Non-Removable 4000mAh | Non-Removable 2000 mAh battery |
| Charge Rate | 66W | 10W |
| SIM Card Type | Dual Nano SIM Card | Dual Nano SIM Card |
| Micro SD | Yes | Yes |
| Card Slot | SIM 1 + Hybrid (SIM or Micro SD) | SIM 1 + Hybrid (SIM or Micro SD) |
Display | ||
| Material | LCD | LCD |
| Display Size | 5.05 inches | 3.0 inches |
| Resolution | 720 × 1520 Pixels | 480 × 854 Pixels |
Camera | ||
| Rear Camera | 100MP Main Camera + 8MP Telephoto | 48MP AF |
| Front Camera | 32MP | 8MP FF |
Connectivity | ||
| Bands | 2G GSM (Bands GSM850/GSM900/DCS1800/PCS1900), 3G WCDMA (Bands 1/2/4/5/6/8/19), 3G C2K (Bands BC0,BC1), FDD-LTE (Bans 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66), TDD-LTE (Bands 34/38/39/40/41/42), 5G NR (Bands N1/2/3/5/7/8/20/25/28/38/40/41/66/77/78) | 2G GSM (bands 2/3/5/8), 3G WCDMA (bands 1/2/4/5/6/8/19), 3G CDMA2000 (bands BC0/BC1), 4G FDD-LTE (bands 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66), 4G TDD-LTE (bands 34/38/39/40/41) |
| Wi-Fi | WLAN 802.11 a/b/g/n/ac/ax 2.4GHz/5GHz, Wi-Fi Direct, Wi-Fi Display, Wi-Fi Hotspot (V2.0) | WLAN 802.11 a/b/g/n/ac 2.4GHz/5GHz, Wi-Fi Direct, Wi-Fi Display, Wi-Fi Hotspot (V2.0) |
| Bluetooth | Bluetooth 5.4 | Bluetooth 5.3 |
| NFC | Yes | Yes |
| Navigation | GPS+GLONASS+BEIDOU+Galileo | GPS + GLONASS + BeiDou + Galileo |
Features | ||
| Sensors | Fingerprint (Back-Mounted), G-Sensor, Compass, Gyroscope, Proximity, Ambient Light Sensor | Fingerprint (Back-Mounted), G-Sensor, Compass, Gyroscope, Proximity, Ambient Light Sensor |
| Fingerprint | Yes | Yes |
| Facial Recognition | Yes | Yes |
| Infrared Port | Yes | Yes |
| USB | USB Type C | USB Type C |
| USB OTG | Yes | Yes |
| Programmable Key | Yes | Yes |
| Loudspeaker | Yes | Yes |
| 3.5mm Headphone Jack | No | Yes |
| FM Radio | Yes | Yes |
Misc | ||
| Color | Black | Red / Blue / Black |
| LED Light | No | Yes |
GENERAL QUESTIONS
1. Go to Settings ->System ->About Phone ->IMEI number 1 and 2.
2. Look for the IMEIs on the box of the phone (if you still have it).
Settings ->System ->About phone ->Wireless update
Please follow these steps to clear cache before searching for the update again:
Settings -> App Notifications ->See all apps ->Show System (top right corner with 3 dots) ->Wireless update-> Clear Data and Cache
Reset to Factory Settings (When your phone can be turned on)
Settings ->System ->Reset Options ->Erase all data (factory reset)
Reset to Factory Settings (When your phone cannot be turned on)
Power off your phone -> Press and hold the Power and Volume up buttons -> After your phone vibrates, keep holding the buttons for 5 seconds to enter Recovery mode -> Press the Volume up and down buttons to select the option to clear data or restore your device to its factory settings -> then press the Power button to confirm -> Reboot your phone.
If you have forgotten your phone password and want to unlock it, you will have to restore your device to its factory settings. Then you can set it up again and set a new screen lock.
However, all data on your phone will be erased and cannot be restored. It is recommended that you confirm whether you have backed up your phone data on the cloud or by other means. It is also recommended that you confirm whether you or someone else has changed the PIN/password. If you still cannot recall the password, refer to last Question to restore your device.
English, English(UK), German, French, Italian, Portuguese, Spanish, Russian, Dutch, Japanese, Simplified Chinese, Traditional Chinese(Zhuyin, Cangjie, Quick input).
For the keyboard input of other languages, we may consider adding them in the future if we receive enough demands.
On the other hand, Android system supports a wide range of languages, with which you will be able to turn on touch screen input as a supplement.
TELECOM COMPATIBILITY
1. Check the feedback from other users here.
2. Please find the the phone's supported bands in product specs and check if those meet your sim-card carrier's needs or contact your carrier.
* Due to different carrier's policy regarding to unlocked phones, LTE wireless service may not be available even if listed bands are supported by your carrier. When this happens, please contact your carrier for more details.
Our phone can work fine in Verizon network. However, as it is not certified by Verizon, you cannot activate your new SIM card with it. Please activate the new SIM card with another Verizon certified device and then use it in your Unihertz phone.
TECHNICAL ISSUES (PROBLEM SHOOTING)
Please follow the guide to do a micro-calibration for your phone (you can also contact us for a video guide):
1. Please clear the dust in your proximity censor hole on top of your phone.
2. Input *#3377# in the Dial-up interface.
3. Click Distance calibration.
4. Follow the guide to finish the process.
Please permit the apps to run in the background by activating them in the following three settings:
1. Settings ->DuraSpeed
2. Settings ->Intelligent assitance ->App blocker
3. Settings ->App¬ification ->See all apps ->this app ->Battery ->Battery optimization and Background restriction->Don't optimize
You can also watch a video guide here.
It is not advised to downgrade your smartphone since there might be compatibility issues.
Please contact your operator and check the APN parameters.
1. Go to Sound Recorder app and run a recording test.
2. Check whether your SIM card works well on the other phone.
1. Please check if this only happened to some or all of friends you called.
2. Stay in the same location and insert your SIM card into another Android phone and the same issue arises.
3. Turn on call record in the call interface to record a call, then check whether the sound recorded is normal.
1. Please send us a full screenshot of your battery usage in Settings ->battery ->battery usage.
2. Follow these steps to capture the battery log and send it to service@unihertz.com for further analysis.
REPAIR AND WARRANTY
For repair, please send without the accessories.
For replacement or refund, please send with accessories in one package.
The broken glass is not covered by warranty.
Please send the smartphone back to us after negotiating with service@unihertz.com as we do not provide phone screen separately. Repair or replacement fee may apply.
The repaired/ replaced device will get extra 90 days warranty or the remaining original warranty period, whichever is longer.