Introduction
The L8star BM70 is a compact mobile phone designed for portability and versatility. It functions as a standalone 2G GSM phone and can also be used as a Bluetooth dialer/headset for your smartphone. This manual provides instructions for its setup, operation, and maintenance.
Package Contents
- L8star BM70 Mini Mobile Phone
- Earphone
- USB Cable
Setup
1. SIM Card Installation
The L8star BM70 supports a single Nano SIM card. Ensure the phone is powered off before inserting or removing the SIM card.
- Locate the SIM card slot on the side of the device.
- Use a SIM ejector tool or a paperclip to gently push the SIM tray out.
- Place the Nano SIM card into the tray with the gold contacts facing down, ensuring correct orientation as indicated on the tray.
- Carefully reinsert the SIM tray into the phone until it clicks into place.

Figure 1: Correct Nano SIM card insertion. Note that Micro SIM and Standard SIM cards are not compatible.
2. Battery Activation
Before initial use, ensure the battery is activated. There is a small switch on the right side of the phone. Use a paperclip to slide this switch to the left to activate the battery.
3. Charging the Device
Connect the provided USB cable to the Micro USB port on the phone and plug the other end into a compatible USB power adapter or computer. The battery indicator on the screen will show charging status.
Operating Instructions
1. Power On/Off
To power on, press and hold the Power/End Call button (red button) until the screen lights up. To power off, press and hold the Power/End Call button until the power-off options appear, then select 'Power off'.
2. Basic Phone Functions (Standalone Mode)
- Making Calls: Enter the phone number using the keypad and press the Call button (green button).
- Answering Calls: When an incoming call rings, press the Call button (green button) to answer.
- Sending SMS: Navigate to the 'Messages' menu, select 'Write message', enter your text, and send it to the desired contact or number.
- Contacts: Save and manage contacts through the 'Phonebook' menu.
3. Bluetooth Dialer Mode
The BM70 can connect to your smartphone via Bluetooth to act as a dialer or headset.
- On the BM70, navigate to the 'BT Dialer' menu.
- Ensure Bluetooth is enabled on your smartphone.
- Search for available devices on your smartphone. The BM70 will appear as 'BM70'.
- Select 'BM70' on your smartphone to pair. You may be prompted to enter a PIN (usually '0000' or '1234').
- Once paired, you can use the BM70 to answer calls, dial numbers, and synchronize your phonebook from your smartphone.

Figure 2: The BM70 functioning as a Bluetooth dialer for a smartphone.
4. Magic Voice Feature
The device includes a 'Magic Voice' function that allows you to change your voice during calls. Navigate to the 'Magic Voice' option in the menu to select from available voice effects (e.g., Men, Women, Child).

Figure 3: Accessing the Magic Voice settings on the BM70.
5. Settings
Access the 'Settings' menu to configure various device options, including:
- Auto Lock Screen: Set the duration after which the screen automatically locks.
- Keypad Auto Lock Time: Configure the time after which the keypad locks automatically.
- Time and Date: Adjust the device's time and date settings.
- Language: Select your preferred language for the device interface.
6. Media Playback
The BM70 supports music playback. Transfer audio files to the device's memory (if expandable via microSD, though not explicitly stated in specs, it's a common feature for such phones) or play music via Bluetooth from a connected smartphone.
Media Integration
Product Overview Video
Video 1: This video demonstrates the L8star BM70's features, including SIM card insertion, battery activation, magic voice function, and Bluetooth pairing with a smartphone.
Usage Scenarios

Figure 4: The L8star BM70 can be used as a Bluetooth headset for hands-free communication, a backup phone, or for general mobile use.
Design and Features

Figure 5: The BM70 features a humanized design for comfortable wearing as an earphone.

Figure 6: Key features of the BM70 include a 0.66-inch OLED screen, SIM card slot, strap hole, removable earhook, and an insulated power switch.
Battery Performance

Figure 7: The BM70 offers up to 7 days standby time and 3 days of normal use.
Maintenance
1. Cleaning
Wipe the device with a soft, dry cloth. Avoid using liquid cleaners or abrasive materials, as they may damage the phone's surface or internal components.
2. Battery Care
To prolong battery life, avoid exposing the device to extreme temperatures. Charge the battery regularly and avoid fully discharging it frequently.
3. Storage
When storing the device for extended periods, ensure it is partially charged (around 50%) and kept in a cool, dry place.
Troubleshooting
- Device not powering on: Ensure the battery activation switch is slid to the left. Check if the battery is charged. Connect to a charger and try again.
- No network signal: Verify that the Nano SIM card is correctly inserted and activated with your carrier. Ensure you are within a 2G GSM network coverage area (GSM850/900/1800/1900).
- Cannot make calls: Check network signal. Ensure the number is dialed correctly. If using Bluetooth dialer, confirm the connection to your smartphone is active.
- Bluetooth pairing issues: Ensure Bluetooth is enabled on both devices. Make sure the BM70 is in pairing mode (BT Dialer menu). Try restarting both devices.
- Difficulty with menu navigation: The device has a small screen and physical buttons. Familiarize yourself with the button layout and menu structure. Practice navigating through the menus to improve usability.
- Texting via Bluetooth: The BM70's Bluetooth capabilities are primarily for calls and music. Text messaging via Bluetooth from a connected smartphone is not supported.
Specifications
| Feature | Detail |
|---|---|
| Model Number | BM70 |
| Product Dimensions | 2.4 x 0.94 x 0.47 inches (6.2 x 2.4 x 1.17 cm) |
| Item Weight | 2.08 ounces (0.06 kg) |
| Screen Size | 0.66 inches OLED |
| Cellular Technology | 2G GSM (GSM850/900/1800/1900) |
| SIM Card Slot | Single Nano SIM |
| Connectivity Technologies | Bluetooth, USB |
| Wireless Communication | Bluetooth, Cellular |
| Memory Storage Capacity | 2 GB |
| Audio Jack | 3.5 mm |
| Form Factor | Bar |
| Color | Black |
| Manufacturer | R-waceh |
Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or contact the retailer/manufacturer directly. Keep your proof of purchase for warranty claims.