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TECNO Spark 4 KC8 Smart phone Manual

TECNO Spark 4 KC8 Smart phone Manual Image

TECNO Spark 4 User Manual

Mobile Phone


Know your phone

  1. Front camera
  2. Volume key
  3. Power key

SIM/SD card installation

  1. Power off mobile.
  2. Refer to the following picture for SIM / SD card installation.

SIM/SD card installation

Charging the phone

You can charge your device using a charger or by connecting it to the computer using a USB cable (comes with the phone).

  1. Please remind the front and back of the plug.
  2. Use only TECNO charger and cables.

Other chargers or cables may damage the device. This will invalidate your phone warranty.

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
LTE BAND 1/3/7/8/20/28A: 23dBm+/-2.7dB
Bluetooth: 0-10dBm
WiFi: 14dBm+/-3dB

Specific Absorption Rate (SAR) Certification


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


  1. Use careful with the earphone maybe excessive sound pressure from earphones and headphones can cause hearing loss.
  2. Risk of explosion if battery is replaced by an incorrect type, dispose of used batteries according to the instructions.
  3. The product shall only be connected to a USB interface of version USB 2.0.
  4. Adapter shall be installed near the equipment and shall be easily accessible.
  5.  EUT Temperature: -10℃~+65℃.
  6. 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
  7. The device complies with RF specifications when the device used at 5 mm from your body, and the holder must not be of metal composition.
  8. To prevent possible hearing damage, do not listen at high volume levels for long periods.
  9. Earphone and USB cable are shielded.

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