RAK635

Specifications
Dimension:
47.6mm x 26mm x 2.5mm
CPU:
MIPS24KEc
CPU Frequency:
580 MHz
Operating Voltage::
3.3V
Flash:
32MB
RAM:
128MB DDR2
SD:
N/A
RF:
2T2R 802.11n 2.4GHz
Interfaces
SPI:
1
USB 2.0:
1
I2S:
1
I2C:
1
UART:
2 (Lite)
JTAG:
1
WAN:
1
LAN:
4

RAK7213

Specifications
Dimension:
22mm × 16mm
Audio DSP:
ZL38063
MIC Matrix:
2 or 3
Advanced Feature:
360° Voice Pickup
2-way Communication:
Yes
Maximum Distance:
3-5m clear dialogue
Noise Reduction:
Yes
ASR Voice Wakeup:
Yes
Alexa Wakeup:
Yes
Alexa Interrupted:
Yes (up to 5m)
Beamforming:
Yes
Sound Location:
Yes

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