EU version

  GSM: B2/B3/B5/B8
  WCDMA: B1/B5/B8
  TDD-LTE: B38/B40/B41
  FDD-LTE: B1/B3/B5/B7/B8/B20/B28a/B28b

  US version

  GSM: B2/B3/B5/B8

  WCDMA: B2/B4/B5

  TDD-LTE:B38/B40

  FDD-LTE:B2/B3/B4/B5/B7/B8/B12/B17/B28a/B28b/B66

  Wi-Fi

  IEEE 802.11 a/b/g/n（2.4G & 5G）

  Bluetooth

  BT4.2

  Navigation

  GPS, AGPS

  NFC

  Optional

 OS

  OS

  Android 7.1

  Hardware

  CPU

  MTK6739  1.5Ghz，Quad Core

  RAM+ROM

  1GB+ 8GB

  Expand Memory

  Optional, up to 128G

  Card Slot

  Micro SIM Card 

  USB

  Micro USB 2.0

  Interface

  3.5mm+2.5mm

  Speaker

  Ø36mm，8Ω 2W

  Microphone

  Ø4.0mm

  Battery

  4000mAh

  Working Times

  12.5 Hours

  Standby Times

  22 Hours

  Dimension (H*W*D)

  135 x 60 x 37mm (Without Antenna and Belt clip)

  Weight

  ≈250g

  Working Temperature

  -20°C ~ 60°C

  Storage Temperature

  -20°C ~ 60°C

  Certifications

  Ingress Protection

  IP54

  Drop

  1.2 Meter

  Certificate

  FCC/CE/ROHS