1. Ngwaahịa gafereview
The HCMOBI RS1 is an unlocked 4G mobile phone specifically designed for the elderly, featuring large buttons, a clear display, and essential functions for ease of use. It includes an emergency SOS button, a long-lasting 1000 mAh battery, and supports a 16GB SD card for expanded storage. This manual will guide you through setting up and operating your new phone.

Figure 1.1: HCMOBI RS1 Big Button Mobile Phone with its charging dock.

Figure 1.2: Package contents including the RS1 phone, user manual, battery, Type-C USB cable, charging dock, and charger.
2. Ntuziaka Nhazi
2.1 Itinye Kaadị SIM na Kaadị SD
Before first use, you need to insert your SIM card(s) and optionally an SD card for additional storage.
- Jiri nlezianya wepụ mkpuchi azụ nke ekwentị.
- Insert the SIM card(s) into the designated slot(s) with the gold contacts facing down. This phone supports dual SIM cards.
- If desired, insert a 16GB SD card into the memory card slot.
- Fanye batrị n'ime oghere ya, na-ahụ na kọntaktị na-adakọ.
- Replace the back cover until it clicks into place.
2.2 Ịchaji batrị
Maka ịrụ ọrụ kacha mma, chajie batrị zuru oke tupu ojiji mbụ.
- Using the Charging Dock: Place the phone into the charging dock, ensuring it sits securely. The charging indicator on the phone will illuminate.
- Using the Type-C Cable: Connect the Type-C USB cable to the phone's charging port and the other end to the power adapter. Plug the adapter into a wall outlet.
A full charge typically takes approximately 3 hours. The phone offers a standby time of up to 10 days.

Figure 2.1: The phone supports Type-C charging and has a 1000mAh battery, offering up to 10 days standby.

Figure 2.2: The phone can be charged conveniently using either the included charging dock or a standard Type-C USB cable.
3. Ntuziaka ọrụ
3.1 Ọrụ oku bụ isi
- Ịkpọ oku: Enter the phone number using the large keypad buttons and press the green call button (☎).
- Na-aza oku: When the phone rings, press the green call button (☎) zaa.
- Ịkwụsị oku: Press the red end call button (☎) to end a conversation.

Figure 3.1: The HCMOBI RS1 provides clear and loud sound for calls, ensuring important conversations are heard.

Figure 3.2: The compact design and 4G LTE network support ensure smooth and reliable communication.
3.2 SOS Emergency Button
The dedicated SOS button provides immediate assistance in emergencies. You can pre-set up to 5 emergency contacts.
- Setting SOS Contacts: Gaa na Menu > SOS Settings > SOS Numbers to add or edit emergency contacts.
- Na-eme ka SOS rụọ ọrụ: In an emergency, press and hold the SOS button on the back of the phone for 3 seconds.
- The phone will automatically call the pre-set emergency contacts one by one until one answers. It will also send an emergency SMS message to these contacts.

Figure 3.3: The SOS button provides one-touch access to emergency help, contacting pre-set numbers and sending alerts.

Figure 3.4: The SOS button initiates an emergency call and sends emergency messages, supporting European 4G-TDD/FDD and LTE bands.
3.3 Speedkpọ oku ọsọ
The phone supports 8 speed dial numbers for quick access to frequently called contacts.
- Gaa na Contact > Options > Others > Speed Dial.
- Select a number (2-9) and choose Dezie.
- Enter the desired phone number and confirm with OK.
- To use, simply long-press the assigned number key (2-9) to dial the contact.

Figure 3.5: Easily set up 8 speed dial numbers for one-click calling to important contacts.
3.4 Akụkụ ndị ọzọ
The HCMOBI RS1 comes with several useful features:
- Igwe ọkụ: Long-press the "0" button for 2 seconds to turn the high-brightness flashlight on/off. It can illuminate up to 10 meters.
- Igwe Redio: Access FM radio through the menu to listen to your favorite stations.
- Ihe ọkpụkpọ MP3: Kpọọ ọdịyo fileechekwara na kaadị SD gị.
- Kalenda: Keep track of dates and appointments.
- Mkpu: Set multiple alarms for reminders.
- Bluetooth: Connect to Bluetooth headsets or other devices.
- SMS: Zipu ma nata ozi ederede.
- Mgbako: Mee ngụkọta oge.
- Ihe ndekọ olu: Record voice memos.

Figure 3.6: The high-brightness flashlight is easily activated by long-pressing the '0' key, providing illumination up to 10 meters.

Figure 3.7: A comprehensive overview of the phone's features, including multimedia, connectivity, and accessibility options.

Figure 3.8: The phone offers a wide range of functionalities tailored for convenience and safety.
4. Nlekọta na nlekọta
- Keep the phone dry. Rain, humidity, and all types of liquids or moisture can contain minerals that will corrode electronic circuits.
- Ejila ma ọ bụ chekwaa ekwentị n'ebe uzuzu ruru unyi. Akụkụ ya na-akpụ akpụ na ngwa eletrọnịkị nwere ike mebie.
- Echekwala ekwentị na oke okpomọkụ. Okpomọkụ dị elu nwere ike ime ka ndụ ngwaọrụ eletrọnịkị dị mkpụmkpụ, mebie batrị, wee gbaze ma ọ bụ gbazee ụfọdụ plastik.
- Echekwala ekwentị na okpomọkụ oyi. Mgbe ekwentị laghachiri na ọnọdụ okpomọkụ ya, mmiri nwere ike ịmalite n'ime ekwentị ma mebie bọọdụ sekit eletrọnịkị.
- Do not attempt to open the phone other than to insert the battery, SIM, or SD card.
- Atubela, kụọ aka, ma ọ bụ maa jijiji ekwentị. Ijikwa ihe siri ike nwere ike imebi bọọdụ sekit dị n'ime yana ezigbo igwe.
- Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the phone. Wipe it with a soft, clean, dry cloth.
5. Nchọpụta nsogbu
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Ekwentị anaghị agbanwuo. | Batrị dị ala ma ọ bụ na etinyereghị ya nke ọma. | Chajịa batrị. Gbaa mbọ hụ na etinyere batrị nke ọma. |
| Enweghị ike ịkpọ ma ọ bụ nata oku. | Enweghị kaadị SIM, e tinyeghị kaadị SIM nke ọma, ma ọ bụ enweghị akara netwọk. | Ensure SIM card is properly inserted. Check network coverage. Contact your service provider. |
| SOS button not working. | SOS numbers not set, or no credit/signal. | Verify SOS numbers are correctly configured in settings. Ensure sufficient network signal and balance. |
| Ogo ụda adịghị mma n'oge oku. | Weak network signal, speaker/microphone obstruction. | Move to an area with better signal. Ensure speaker and microphone are not blocked. |
| Batrị na-agbapụ ngwa ngwa. | Frequent use, background apps, or old battery. | Reduce screen brightness, close unnecessary applications. Consider replacing the battery if it's old. |
6. Nkọwapụta
| Njirimara | Nkọwa |
|---|---|
| Ụdị | HCMOBI |
| Nlereanya | RS1 |
| Nha ihuenyo | 1.77 sentimita asatọ (diagonal) |
| Ike batrị | 1000mAh lithium-ion |
| Nkwado netwọkụ | 4G LTE (B1/B3/B5/B7/B8/B20), 3G, 2G |
| Nkwado kaadị SIM | SIM abụọ |
| Nkwado kaadị ebe nchekwa | 16GB SD kaadị (gụnyere) |
| Nchaji ọdụ ụgbọ mmiri | -Dị-C USB |
| Ibu | 200 grams |
| Akụkụ (ihe dị ka.) | 122mm (Elu) x 53mm (obosara) x 14mm (Ọkpụrụkpụ) |
| Atụmatụ | SOS Button, Speed Dial, FM Radio, MP3 Player, Flashlight, Calendar, Alarm, Bluetooth, SMS, Calculator, Voice Recorder |
| UPC | 711523306950 |

Figure 6.1: Approximate dimensions of the HCMOBI RS1 phone.
7. Akwụkwọ ikike na nkwado
For warranty information and technical support, please refer to the warranty card included in your product package or contact HCMOBI customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, please visit the official HCMOBI website or contact their support team through the contact information provided in the product packaging.




