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LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]

LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
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LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]
TTGO
LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]

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₹​10,499.00
₹​8,897.46 + 18% GST
All Inclusive, Shipping Calculated at Checkout
Assured Cashback of ₹ 89
B2B GST Credit Available
Price in reward points: 8897
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LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]

The LILYGO T-Display-P4 Keyboard Extension Board [K270] is an official expansion accessory designed to transform the LILYGO T-Display P4 development board into a compact handheld development platform. It features a built-in physical QWERTY keyboard for convenient text input and integrates multiple wireless communication modules, making it ideal for IoT development, wireless testing, portable terminals, cyberdeck projects, and embedded applications.

In addition to the keyboard, the K270 extension board includes NFC (ST25R3916), 2.4GHz NRF24L01, and Sub-1GHz CC1101 transceivers, significantly expanding the capabilities of the T-Display P4. An onboard TCA8418 keyboard controller and XL9555 I/O expander ensure efficient peripheral management over I²C, while support for a 21700 Li-ion battery enables portable, battery-powered operation. The board also features a 5V USB output and adjustable side brackets for flexible assembly and ergonomic use.


Features

  • Official keyboard expansion board for LILYGO T-Display P4
  • Compact QWERTY physical keyboard for fast text entry
  • Integrated ST25R3916 NFC module
  • Built-in NRF24L01 2.4GHz wireless transceiver
  • Integrated CC1101 Sub-1GHz wireless transceiver
  • TCA8418 keyboard controller via I²C
  • XL9555 16-bit GPIO expander for additional I/O
  • Supports 21700 Li-ion battery (battery not included)
  • USB port with 5V output
  • Adjustable mounting brackets with 180° rotation
  • Compatible with both TFT and AMOLED versions of the LILYGO T-Display P4
  • Ideal for portable IoT devices, cyberdecks, wireless communication, and embedded development projects


Specifications

  • Compatibility: LILYGO T-Display P4 (TFT & AMOLED)
  • Keyboard: Physical QWERTY Keyboard
  • Keyboard Controller; TCA8418
  • NFC IC: ST25R3916
  • 2.4GHz Module: NRF24L01
  • Sub-1GHz Module: CC1101
  • GPIO Expander: XL9555
  • Battery Support: 21700 Li-ion Battery Holder
  • Interface: I²C, GPIO
  • USB Output: 5V
  • Mounting: Adjustable 180° Side Brackets


Package Includes

  • 1x LILYGO T-Display-P4 Keyboard Extension Board for LILYGO T-Display P4 [K270]


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Warranty Terms : 

Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.

Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.

What to take care of ?

Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.

Who pays the return shipping cost?

Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.

What voids warranty? 

Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.

If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement. 

Following items are not eligible for return under any circumstances 

  • Device Programmers / Dongles 
  • Soldering Consumables (Wire, Flux etc)


Tags: LILYGO , T-Display P4 Keyboard , Development Board
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