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Processor
- SIM8918 (QCM 2290), 4x Arm Cortex-A53
- Quad-cores at 2.0GHz with 512KB L2 cache
SD
- SDC2 external interface supports SD3.0 TF card (Maximum 256G)
- Hot-join support
System Upgrade
- Upgrade via USB interface
- Support forced download
Camera
- 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
Audio
- 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
USB
- Support Two USB 3.0 Ports
- Support Two USB2.0 Ports
I2C
- Support up to ten I2C for touch screen, camera, sensor, and other peripherals
UIM Card
- Support Dual Card Dual Standby: 1.8V/3.0V Dual Voltage Adaptive
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 3GPP R8 DC-HSDPA/HSPA+/HSDPA/HSUPA/WCDMA
- 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)
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
Power Supply
- Voltage range: 4.5V~5.5V
- Type-C Power Inlet port
Memory
- 1804MHz clock （2*16-bit）BUS LPDDR4x SDRAM design
- Built-in eMMC 5.1 Flash,
- 16GB eMMC + 2GB LPDDR4x
- Or 8GB eMMC + 1GB LPDDR3
Operating System
- Support Android 12
Display
- One 4-Lane MIPI_DSI interface, the highest resolution is 720*1680, HD+.
- One 2-Lane Display Compatible Connector.
- Micro-HDMI Port
Audio Codec
- MP3, AAC, He-AAC v1, v2, FLAC, APE, ALAC, AIFF
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
Voice Codec
- EVS, EVRC, EVRC-B, and EVRC-WB
- G.711 and G.729A/AB
- GSM-FR, GSM-EFR, and GSM-HR
- AMR-NB and AMR-WB
UART
- 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.
SPI
- Support up to 2*SPI interfaces, support master mode, the highest rate 50MHz
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
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)
Bluetooth
- BT2.1+EDR /3.0 /4.2 LE/5.x
Satellite Positioning
- GPS / GLONASS / BEIDOU / Galileo
Physical Size
- Size: 175 X 95 mm
Shakti Tiwari
Chief Executive Officer
Mr. Shakti brings with him over 16 years of experience in Embedded System Design and Corporate Business Dealing & Training. Always being a tech enthusiast personal, he had been involved in various research & development activities for many MNC’s and worked with them, such as Google, Qualcomm, Intel, Bosch, TI, etc.
Vinay S Agraharkar
Chief Technology Officer
Mr. Vinay is an entrepreneur, mentor, thinker, and technology solution expert. Having served the industry for over 22 years, he has gained expertise in various technologies and domains. His expertise involves Product Architecture & Design, Testing & Debug, Assembly & Manufacturing, and Technical Marketing & Business Development.
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.