Developing Unique Solutions

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Preferred Efficient Connectivity


Multiple GPIO, memory Management, USB host/device configurations, rich display rendering, and many more for critical SBC operations.

WiFi, location services, and an inbuilt modem with cellular/data connectivity support to enable audio/video calling capabilities on the go.

Can be customized and enhanced to be used as a POS device.

3 channel analog audio I/O, recording and playback support, fetch the state-of-the-art A/V communication experience.

Support for SD card and pluggable USB media along with the internal memory, for all Storage Media Platform operations.

The device enables sensor integration to support all IoT operations and WiFi/4G connectivity for information sharing with the remote data center.



  • Qualcomm QCM2290, 4x Arm Cortex-A53
  • Quad-cores at 2.0GHz with 512KB L2 cache


  • 1804MHz clock (2*16-bit)BUS LPDDR4x SDRAM design
  • Built-in eMMC 5.1 Flash,
  • 16GB eMMC + 2GB LPDDR4x
  • Or 8GB eMMC + 1GB LPDDR3


  • SDC2 external interface supports SD3.0 TF card (Maximum 256G)
  • Hot-join support

Operating System

  • Support Android 12

System Upgrade

  • Upgrade via USB interface
  • Support forced download


  • One 4-Lane MIPI_DSI interface, the highest resolution is 720*1680, HD+.
  • One 2-Lane Display Compatible Connector.
  • Micro-HDMI Port


  • Two CSI MIPI configurable 4/4 or 4/2/1
  • Single ISP: 16 MP 30 ZSL; dual ISP: 25 MP 30 ZSL
  • Real time sensor input resolution: 25MP or 13MP+13MP

Video Codec

  • Encode: 1080p30 8-bit HEVC (H.265), H.264
  • Decode: 1080p30 8-bit H.264, HEVC (H.265), VP9
  • Concurrency: 1080p30 decode + 720p 30 encode


  • One 3.5mm Stereo Headphone + MIC port
  • 1-Channel Digital Audio Interface I2S: Support Master- and Slave-Mode
  • 3-Channel Analog Audio Input
  • Master Microphone MIC1: Differential Input
  • Headphone Microphone MIC2: Single-end Input
  • De-noise Microphone MIC3: Differential Input
  • 4-Channel Digital Microphone Input
  • 3-Channel Analog Audio Output
  • Headphone: Class AB Amplifier Stereo Output
  • Receiver: Class AB Amplifier Differential Output
  • Lineout: Class AB Amplifier Differential Output

Audio Codec

  • MP3, AAC, He-AAC v1, v2, FLAC, APE, ALAC, AIFF

Voice Codec

  • G.711 and G.729A/AB
  • AMR-NB and AMR-WB


  • Support Two USB 3.0 Ports
  • Support Two USB2.0 Ports


  • Support up to 3 Serial Ports
  • A 2-Wire Serial Port for Debug
  • Two 4-Wire Serial Ports support hardware flow control, High-speed up to 4Mbps.


  • Support up to ten I2C for touch screen, camera, sensor, and other peripherals


  • Support up to 2*SPI interfaces, support master mode, the highest rate 50MHz

UIM Card

  • Support Dual Card Dual Standby: 1.8V/3.0V Dual Voltage Adaptive

Power Level

  • Class 4 (33dBm±2dB) for EGSM850
  • Class 4 (33dBm±2dB) for EGSM900
  • Class 1 (30dBm±2dB) for DCS1800
  • Class 1 (30dBm±2dB) for PCS1900
  • Class E2 (27dBm±3dB) for EGSM850 8-PSK
  • Class E2 (27dBm±3dB) for EGSM900 8-PSK
  • Class E2 (26dBm±3dB) for DCS1800 8-PSK
  • Class E2 (26dBm±3dB) for PCS1900 8-PSK
  • Class 3 (24dBm+1/-3dB) for WCDMA bands
  • Class 3 (23dBm±2dB) for LTE-FDD bands
  • Class 3 (23dBm±2dB) for LTE-TDD bands

LTE Features

  • Support 3GPP R10 CAT4 FDD and TDD
  • Support 1.4 to 20 MHz RF Bandwidth
  • Support Downstream 2×2 MIMO
  • FDD: the maximum 150Mbps (DL) / the maximum 50Mbps (UL)
  • TDD: the maximum 150Mbps (DL) / the maximum 35Mbps (UL)

UMTS Features

  • Support 16-QAM, 64-QAM and QPSK modulation
  • DC-HSDPA: maximum 42Mbps (DL)
  • HSUPA: maximum 5.76Mbps (UL)
  • WCDMA: maximum 384Kbps (DL) / maximum 384bps (UL)

GSM Features

  • R99
  • CSD: 9.6Kbps, 14.4Kbps
  • GPRS: Support GPRS Multi-Slot Level 33(Default 33)
  • Coding Format: CS-1, CS-2, CS-3, and CS-4
  • Maximum 85.6Kbps (UL) / Maximum 107Kbps (DL)
  • EDGE: Support EDGE Multi-Slot Level 33(Default 33)
  • Support GMSK and 8-PSK modulation and coding Methods
  • Downlink Coding Format: CS 1-4 and MCS 1-9
  • Uplink Coding Format: CS 1-4 and MCS 1-9
  • The maximum 236.8Kbps (UL) / The maximum 296Kbps (DL)

WLAN Features

  • 2.4G/5G Dual Frequency Range, Support 802.11a/b/g/n/ac,
  • Maximum 433Mbps
  • Support Wake-on-WLAN (WoWLAN)
  • Support ad-hoc Mode
  • WAPI supports SMS4 Hardware Encryption
  • Support AP Mode
  • Support Wi-Fi Direct


  • BT2.1+EDR /3.0 /4.2 LE/5.x

Satellite Positioning

  • GPS / GLONASS / BEIDOU / Galileo

Power Supply

  • Voltage range: 4.5V~5.5V
  • Type-C Power Inlet port

Physical Size

  • Size: 175 X 95 mm


Multi Services

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Instant Support

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Optimal Choice

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Finest Quality

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Students, Hobbyists, Enthusiasts, R&D, Prototyping, Explorers

Professionals, Business Owners, Entrepreneurs, Product Engineers, Developers, Domain Experts

Enterprise Industries, Experts, Core R&D, System Engineers, community, Custom projects 

Our Motivation
Inspired By Raspberry Pi

The Dolphin board is inspired by and progressing itself as an enterprise substitute to Raspberry Pi, to achieve a few custom requirements of the end users.


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