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Suitable for external expansion of single-chip microcontrollers, which is beneficial for learning keyboard extensions outside of single-chip microcontrollers.
| Compatible Devices | Keyboard |
| Connectivity Technology | 7-pin Dupont |
| Additional Features | Durable Key Mechanism, Unique Connector Type, Educational Value |
| Power Source | Wired |
| Switch Type | Membrane |
| Keyboard Layout | QWERTY |
| Hand Orientation | Ambidextrous |
| Button Quantity | 12 |
| Water Resistance Level | Not Water Resistant |
| Number of Keys | 12 |
| Number of Sections | 1 |
| Enclosure Material | Plastic |
| Brand | JESSINIE |
| Keyboard Description | Membrane |
| Built-In Media | USB Cable |
| Model Number | 6614b633-24a0-4f42-8c2c-b2d684c7412a |
| Unit Count | 10 Count |
| Manufacturer | JESSINIE |
| Color | Silver |
| Style Name | Fashion |
| Theme | Retro |
| Special Feature | Durable Key Mechanism, Unique Connector Type, Educational Value |
| Style | Fashion |
| Material | Plastic |
| Included Components | USB Cable |
| Item Weight | 0.9 lbs (410 grams) |
Ideal for hobbyists creating custom projects with Arduino or microcontrollers, providing a functional button interface.
Great for educational settings to teach students about interactive electronics and basic programming using keypads.
Suitable for developers designing user interfaces for embedded systems that require compact and functional control devices.
Not suitable for applications that require frequent or intense button pressing due to potential wear and limited lifespan.
10Pcs 3 x 4 Matrix Array Membrane Switch 69.2*76.9mm Keypad Keyboard 3x4 12 Key Matrix Array Membrane Switch Microcontroller Extended Keyboard 7Pin Dupont for Arduino
The 10Pcs 3x4 Matrix Array Membrane Switches have received a mixed reception from customers, particularly those involved in DIY electronics and home automation projects. Users appreciate the value offered by purchasing a pack of ten keypads for a relatively low cost, making them a popular choice for various projects. Customer feedback indicates that these switches perform adequately right out of the box when used with jumper wires, which is a plus for enthusiasts looking to integrate them easily into their setups. However, there are notable downsides highlighted in user reviews. Some customers have reported issues with key responsiveness, particularly that some keys stopped functioning after repeated use, which raises concerns about the durability of the product. Furthermore, the tactile feedback of the keys has been described as unsatisfactory—users have noted that the tactile domes lack adequate travel and feel overly mushy. Additionally, while the product's functionality is clear to those who are familiar with matrix keypads, there is a lack of detailed documentation on how to connect the switches effectively, which may be a barrier for novices. Some users have taken the initiative to provide their own guidance on pin connections, which showcases the community support among DIY enthusiasts but also points to a gap in the manufacturer's resources. Overall, the 10Pcs Membrane Switches serve their intended purpose for hobbyists and can be a cost-effective solution for those looking to enhance their electronic projects, although potential buyers should be mindful of the quality and responsiveness issues that may arise. **
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Order now and get it around Thursday, August 27
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