diff --git a/README.md b/README.md
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+++ b/README.md
@@ -22,6 +22,8 @@ Forum: [forum.flipperzero.one](https://forum.flipperzero.one/)
 
 ## Hardware
 
+[Hardware specification](wiki/hw.md)
+
 * [Version 1.0](wiki/hw-1.0.md)
 * In progress Version 1.1
 
diff --git a/wiki/hw.md b/wiki/hw.md
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@@ -0,0 +1,92 @@
+### Display
+
+* Monochrome LCD 
+* Resolution: 128х64px
+* Diagonal: 1.4”
+* Orange LED backlight
+
+### LED
+
+RGB LED
+
+### Control
+
+* 5-button joystick
+* Back button
+* Reboot — Back+Left buttons for 2 seconds
+
+### MCU
+
+* ARM® Cortex®-M4 
+* 80MHz 
+* 1MB (1M x 8) FLASH
+
+### Sub-1 GHz Range
+
+* TX/RX
+* Frequency: 433/434/315/868 Mhz
+* Modulation: FM/AM
+* Operate modes: Sniffer/Jammer/Emulator
+
+### USB
+
+* 1x USB 2.0 port
+* Charging
+* Firmware flashing
+* User Arduino sketches flashing (must not break normal system behaviour) 
+
+### GPIO
+
+* 0.65mm Female Header Connectors with 2.54 pitch
+* x12+ — Data pins / 5V tolerant
+* 2x — GND
+* 1x  — 3.3V
+* 1x — 5V
+
+### 125 khz RFID  
+
+* Supported protocols: EM-4100, HID Prox
+* Operate modes: Reader/Writer/Emulator
+
+### iButton 1-Wire 
+
+* Supported protocols: Dallas DS1990A, Cyphral, Metakom
+* Operate modes: Reader/Writer/Emulator
+
+### InfraRed
+
+* Supported frequency: 36-40 kHz
+* Operate modes: Reader/Emulator
+
+### Bluetooth
+
+* Bluetooth Low Energy 4.0+
+* Firmware flashing
+* Data transfer from/to the app
+
+### NFC
+
+* Supported protocols: Mifare
+* Operate modes: Reader/Emulator/Sniffer
+
+### Vibro
+
+* Type: Coin motor
+* RPM: ≥10000
+
+### Speaker
+
+* Type: Coin 
+
+### Power and battery
+
+* Built-in not removable lithium‑ion battery 2000mAh
+* USB charging 5V, 500-2000mA
+* ≥10 days standby
+
+### Physical
+
+* Materials: PC
+* Weight: <200g
+* Size: ~98х40х22mm
+* Operating temperature: 0 ~ 50 °C
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