Firefly-RK3399 Buy Specs

Equipped with a six-core 64-bit "server class" processor Rockchip RK3399, and with 2GB/4GB DDR3 and 16G/32GB eMMC, as well as increases PCIe 2.1 M.2, DP 1.2, Type-C, USB3.0 and other high-performance data transmission and display interface.

Wireless Module

Update time:2018-05-03 Views:6664

SLM630B 4G module

Product Parameter

  • Model

  • SLM630B

  • Power supply

  • 3.3V~4.2V (Typical 3.3V)

  • Band

  • TD-LTE: Band38/39/40/41

  • FDD-LTE: B1/3

  • WCDMA: B1

  • TD-SCDMA: B34/39

  • EVDO: BC0

  • CDMA 1x: BC0

  • GSM: Band 8/3

  • Data

  • TD-LTE: Rel 9 Cat3 TD-LTE 61Mbps/18Mbps

  • FDD-LTE: Rel 9 Cat3 FDD-LTE 100Mbps/50Mbps

  • DC-HSPA+: 42Mbps/5.76Mbps

  • HSPA: 7.2Mbps/5.76Mbps

  • WCDMA: 384kbps/384kbps

  • EVDO RevB: 14.7Mbps/5.4Mbps

  • EVDO RevA: 3.1Mbps/1.8Mbps

  • TD-HSPA: 4.2Mbps/2.2Mbps

  • TD-SCDMA: 384kbps/384kbps

  • CDMA: 1x 153.6kbps/153.6kbps

  • EDGE: 236.8kbps/236.8kbps

  • GPRS: 85.6kbps/85.6kbps

  • CSD: GSM CSD: 14.4kbps

  • TCP/IP:Embedded TCP/IP protocol stack

  • Connector

  • PCI express Mini Card connector

  • HRS U.FL-R-SMT-1 RF connector ×3

  • Dimensions

  • 51.0×30.0×4.8mm

  • Weight

  • Approvals

  • RoHS  CCC

  • Related technical information:SLM630B

Firmware follow

SLM630B USB 4G module firmware link:firmware

SLM630B USB 4G module patch link:patch


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Connection Method

  • Connection Method1(PCIe)

4G 连接方式en.jpg

  • Connection Method2(USB)


EC20 4G module

Product Parameter

  • Model

  • EC20-C R2.0 Mini PCIe-C

  • Power supply

  • 3.3V~3.6V (Typical 3.3V)

  • Band

  • TDD-LTE: B38/B39/B40/B41

  • FDD-LTE:B1/B3/B8

  • WCDMA: B1/B8

  • TD-SCDMA: B34/B39

  • GSM: 900/1800

  • Data

  • TDD-LTE: Max 130Mbps (DL) Max 35Mbps (UL)

  • FDD-LTE: Max 150Mbps (DL) Max 50Mbps (UL)

  • DC-HSPA+: Max 42Mbps (DL) Max 5.76Mbps (UL)

  • UMTS: Max 384Kbps (DL) Max 384Kbps (UL)

  • CDMA: Max 3.1Mbps (DL) Max 1.8Mbps (UL)

  • TD-SCDMA: Max 4.2Mbps (DL) Max 2.2Mbps (UL)

  • EDGE: Max 236.8Kbps (DL) Max 236.8Kbps (UL)

  • GPRS: Max 85.6Kbps (DL) Max 85.6Kbps (UL)

  • Connector

  • USB: USB 2.0 high-speed interface, 480Mbps

  • Digital voice: 1 digital voice interface (optional)

  • USIM: 1.8 V / 3 V

  • Network instructions: * 2, NET_STATUS, and NET_MODE

  • UART: x 1 UART

  • Reset: low level

  • PWRKEY: low level

  • Antenna interface: x 3 (main antenna, split antenna and GNSS antenna interface)

  • ADC: x 2

  • Dimensions

  • 51.0×30.0×4.9mm

  • Weight

  • About 10.5 g

  • Approvals

  • CCC/ NAL*/ TA

  • Related technical information:EC20

Firmware follow

The official website of the public version of the default firmware support EC20 4Gdongle module, Baidu Pan link:public version of the default firmware

The EC20 USB 4G module patch link:patch

GPS Module

Product Parameter

GPS parameter en.jpg

1.Firmware download

The firmware defaults to open the GPS :Download Link


2.Modification method

GPS is available by default in firmware above, but the public version firmware defaults to close it. You can modify "ro.factory.hasGPS" in "/system/build.prop" to close or open GPS. Then, please restart your board after completing the modification. 



The GPS function will occupy uart4, so please follow above modification method to close the GPS before using uart4 to do other things.