TECNO SPARK 4
User Manual
Product Compliance
Mobile Phone Model: KC8
Hereby, TECNO MOBILE LIMITED declares that this Mobile Phone is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU.
Know Your Phone
This section describes the basic external features of the TECNO SPARK 4.
Diagram Description: A front view of the TECNO SPARK 4 smartphone. The top center shows the front camera lens. The right side of the phone displays two buttons stacked vertically: the upper one is the volume key (volume up/down), and the lower one is the power key.
- 1. Front camera
- 2. Volume key
- 3. Power key
SIM/SD Card Installation
To install SIM and SD cards:
- Power off the mobile phone.
- Refer to the following illustration for SIM / SD card installation.
Diagram Description: An illustration showing the SIM card tray being ejected from the side of the TECNO SPARK 4 phone, with SIM cards and a microSD card placed on a tray.
Charging the Phone
You can charge your device using a charger or by connecting it to a computer using a USB cable (comes with the phone).
- Please ensure the correct orientation of the plug (front and back).
- Use only TECNO chargers and cables. Other chargers or cables may damage the device and invalidate your phone warranty.
Diagram Description: An illustration of the TECNO SPARK 4 phone being charged. A USB cable is connected to the charging port at the bottom of the phone, and the other end of the cable is connected to a power adapter or a computer's USB port. A close-up view shows the USB connector being inserted into the phone's port.
RF Specifications
Operating Frequency Band (RF):
- E-GSM900: 880-915MHz (TX), 925-960MHz (RX)
- DCS1800: 1710-1785MHz (TX), 1805-1880MHz (RX)
- WCDMA BAND I: 1920-1980MHz (TX), 2110-2170MHz (RX)
- WCDMA BAND VIII: 880-915MHz (TX), 925-960MHz (RX)
- LTE Band 1: 1920-1980MHz (TX), 2110-2170MHz (RX)
- LTE Band 3: 1710-1785MHz (TX), 1805-1880MHz (RX)
- LTE Band 7: 2500-2570MHz (TX), 2620-2690MHz (RX)
- LTE Band 8: 880-915MHz (TX), 925-960MHz (RX)
- LTE Band 20: 832-862MHz (TX), 791-821MHz (RX)
- LTE Band 28A: 703-733MHz (TX), 758-788MHz (RX)
- Bluetooth: 2402-2480MHz (TX/RX)
- WiFi(2.4G): 2412-2472MHz (TX/RX)
- GPS: 1.57542GHz
- FM: 87.5-108MHz
Modulation Mode:
- GMSK, 8PSK (GSM)
- BPSK, QPSK, 16-QAM (WCDMA)
- QPSK, 16-QAM, 64-QAM (LTE)
- GFSK, π/4-DQPSK, 8DPSK (BT)
- GFSK (BLE)
- CCK for IEEE 802.11b (WiFi)
- OFDM for IEEE 802.11 g/n (HT-20)/HT-40 (WiFi)
- BPSK (GPS)
RF Output Power:
- GSM900: 33dBm±2dB
- GSM1800: 30dBm±2dB
- WCDMA BAND I/VIII: 24dBm+1dB/-3dB
- LTE BAND 1/3/7/8/20/28A: 23dBm+/-2.7dB
- Bluetooth: 0-10dBm
- WiFi: 14dBm+/-3dB
Specific Absorption Rate (SAR) Certification
This device meets international guidelines for exposure to radio waves.
| Body parts | Test value | Test distance | Limit |
|---|---|---|---|
| Head | 0.845W/Kg 10g | 0cm | 2.0 W/Kg 10g |
| Body | 0.494W/Kg 10g | 0.5cm | 2.0 W/Kg 10g |
Cautions
- Use earphones carefully; excessive sound pressure can cause hearing loss.
- Risk of explosion if the battery is replaced with an incorrect type. Dispose of used batteries according to instructions.
- The product shall only be connected to a USB interface of version USB 2.0.
- The adapter shall be installed near the equipment and be easily accessible.
- EUT Temperature: -10°C ~ +65°C.
- Adapter1: CU-52AT
Input: 100-240V 50/60Hz 200mA
Output: 5V /1.2A - Adapter2: U060TKA
Input: 100-240V 50/60Hz 300mA
Output: 5V /1.2A - The device complies with RF specifications when used at 5 mm from your body, and the holder must not be of metal composition.
- To prevent possible hearing damage, do not listen at high volume levels for long periods.
- Earphone and USB cable are shielded.
[Warning Symbol] Figure 1 - Warming label (IEC 60417-6044)
