Does this has a microSD card slot soldered?

The 4.0 with pins does not have a microSD card slot soldered on it.

Tiny and power. i see the micro usb connector but what are the other connector sizes/types. 2 pin? and 5 pin?

standard header dimensions. 0.100"

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Teensy 4.0 (Headers)

Product ID: 171436564

Details

Brand
Teensy
Model Name
Teensy 4.0
Ram Memory Installed Size
1 MB
Memory Storage Capacity
1 TB
CPU Model
Cortex

⚡600MHz ARM Cortex-M7 powerhouse

💾512KB ultra-fast tightly coupled memory

🔄Dynamic clock scaling & overclocking

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Description

🚀 Power your projects with Teensy 4.0 — where speed meets precision in a compact form!

BLAZING 600 M HZ PERFORMANCE - Harness the raw speed of the ARM Cortex-M7 for real-time, high-efficiency processing.
512 KB TIGHTLY COUPLED MEMORY - Experience lightning-fast single-cycle memory access with dedicated 64-bit buses for seamless multitasking.
POWER SMART SHUTDOWN FEATURE - Easily disable and re-enable power with a simple pushbutton for ultimate control and energy savings.
DUAL ISSUE SUPERSCALAR ARCHITECTURE - Execute two instructions per clock cycle to maximize throughput and minimize latency.
DYNAMIC CLOCK SCALING OVERCLOCKING - Adapt your processing speed on-the-fly without sacrificing timing accuracy or stability.

The Teensy 4.0 (Headers) is a cutting-edge microcontroller board featuring a 600MHz ARM Cortex-M7 processor with dual-issue superscalar capabilities, 512KB of tightly coupled memory for ultra-fast access, and dynamic clock scaling that supports overclocking. Designed for real-time applications, it maintains Arduino compatibility while offering advanced power management and pre-soldered headers for easy integration. Ideal for professionals demanding high performance and flexibility in embedded systems.

Specifications

Processor	600 MHz cortex
RAM	512 DDR4
Card Description	Dedicated
Wireless Type	Bluetooth
Brand	Teensy
Series	Teensy 4.0
Item model number	TEENSY40_PINS
Operating System	Arduino
Item Weight	0.352 ounces
Package Dimensions	5.98 x 4.21 x 0.79 inches
Color	Black
Processor Brand	ARM
Number of Processors	1
Computer Memory Type	EEPROM
Flash Memory Size	1 MB
Manufacturer	PJRC
ASIN	B08259KDHY
Date First Available	November 29, 2019

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