COSTOM
COSTOM Womier M87 75% Mechanical Keyboard Tri-Mode with TFT Smart Display & Knob
Bottom line: The COSTOM Womier M87 75% Mechanical Keyboard Tri-Mode: Tri-mode: 2.4GHz, Bluetooth 5.1 and wired USB-C on one board; main trade-off: listing calls the screen both TFT and OLED, so the panel type is unclear.
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Pros & Cons
Pros
- ✓ Tri-mode: 2.4GHz, Bluetooth 5.1 and wired USB-C on one board
- ✓ Smart display shows battery, connection and OS mode, plus custom GIFs
- ✓ Programmable knob for media, RGB and mode changes
- ✓ Hot-swap PCB takes most 3-pin and 5-pin switches, no soldering
- ✓ Gasket mount with EVA, IXPE and case foam for a thockier sound
Cons
- ✗ Listing calls the screen both TFT and OLED, so the panel type is unclear
- ✗ Battery capacity and runtime not stated in the listing
- ✗ Per-key RGB, GIFs and macros require the companion software
- ✗ 75% layout drops the numpad and some navigation keys
Manufacturer description
The Womier M87 is a 75% mechanical keyboard with an 87-key layout. It is listed under the COSTOM brand and built for players who want one board for gaming, work and travel. Tri-mode connectivity lets you switch between low-latency 2.4GHz wireless for competitive play, Bluetooth 5.1 for a laptop or Mac, and a wired USB-C connection. Above the arrow cluster sits a smart display that shows connection status, battery level and Win/Mac mode, and it can play custom GIFs that you upload through the software. Next to it, a programmable rotary knob handles media, RGB lighting and mode changes. The…
SpecPicks Verdict
SpecPicks scored COSTOM Womier M87 75% Mechanical Keyboard Tri-Mode using a rating × review-volume × price-fit model applied to published specs and reviews across the gaming peripherals category. COSTOM's gaming peripherals lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for gaming peripherals of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Does the Womier M87 work with both Mac and Windows?
Yes. It is marketed for Mac and Win, and the smart display shows which system mode is active. It connects over Bluetooth 5.1, 2.4GHz wireless or wired USB-C.
Can I change the switches on the Womier M87?
Yes. The PCB is fully hot-swappable and accepts most 3-pin and 5-pin mechanical switches, including Cherry, Gateron, Kailh and Akko, without soldering.
What can the screen and knob on this keyboard do?
The display shows connection status, battery life and Win/Mac mode, and it can play custom GIFs uploaded through the software. The programmable knob controls media, RGB lighting and mode switching.
Is the M87 good for gaming wirelessly?
The 2.4GHz mode is the manufacturer's low-latency option for competitive gaming. Bluetooth 5.1 is better for desk setups and multiple devices, and USB-C wired mode is also available.
How long does the battery last and what is the warranty?
The listing does not state battery capacity, runtime or warranty terms. Check the product listing or contact the manufacturer for current details.
Key Features
- 【Interactive OLED Smart Display & Programmable Knob】Revolutionize your setup with this custom mechanical keyboard featuring a brilliant OLED smart display. Instantly track connection status, battery life, and system (Win/Mac), or showcase custom GIFs to make this 87-key keyboard truly yours. The programmable rotary knob provides a tactile command center, allowing you to intuitively control media, RGB lighting, and switch modes without missing a beat—a true centerpiece for any desk.
- 【Pro-Grade Tri-Mode Connectivity (2.4Ghz/Bluetooth/Wired)】Experience true freedom with this versatile wireless gaming keyboard. Connect with ultra-low latency 2.4Ghz wireless for competitive gaming, stable Bluetooth 5.1 for a clean desk setup with your PC, Mac, or laptop, or use the included USB-C cable for a classic wired connection. This TKL mechanical keyboard offers seamless switching, making it the perfect all-in-one solution for gaming, work, and travel.
- 【Studio-Grade Acoustics for a Superior Typing Feel】Discover a deep, satisfying "thocky" sound with every press. This isn't just a quiet mechanical keyboard; it's an acoustically engineered masterpiece. Our triple-layer sound dampening system (EVA foam, IXPE switch pad, Case foam) eliminates unwanted pings and rattle, creating a premium typing sound signature that enhances focus and satisfaction. Ideal for both open-office environments and late-night gaming sessions.
- 【Fully Hot-Swappable PCB for DIY Keyboard Builds】Your keyboard, your rules. The hot swappable keyboard PCB allows you to change out any switch in seconds—no soldering required. It’s fully compatible with most 3-pin and 5-pin mechanical switches (including Cherry, Gateron, Kailh, Akko, and more), empowering you to create a truly custom keyboard. Experiment with different switches to find your perfect feel and sound for the ultimate personalized typing experience.
- 【Dynamic Per-Key RGB & Powerful Macro Software】Illuminate your gameplay with this vibrant RGB keyboard. Choose from 19 built-in backlight modes or dive deep with our software to customize per-key RGB effects. As a fully programmable keyboard, you can easily remap keys, create complex macros for gaming or productivity, and upload custom animations to the OLED screen. Activate the 'Music Sync' mode and watch your backlit keyboard light up to the rhythm of your music for total immersion.
Full Specifications
| Brand | COSTOM |
|---|---|
| Color | Carbon |
| Weight | 2.4g |
| Language | English |
| Model Name | WOMIER M87 |
| Unit Count | 1 Count |
| Switch Type | Linear |
| Connectivity | Bluetooth, USB-C, 2.4GHz |
| Model Number | WOMIER M87 |
| Power Source | Battery Powered |
| Compatibility | PC, Switch, Mac |
| Built-In Media | 13*Replacement Keycaps, Keycap Puller, USB Cable, User Manual |
| Number of Keys | 78 |
| Connection Type | Wired |
| Keyboard Layout | QWERTY |
| Mfr Part Number | SHH87 Pro-bai |
| Number of Items | 1 |
| Special Feature | Hot-Swappable |
| Antenna Location | Business, Everyday Use, Gaming, Multimedia, Programming |
| Hand Orientation | Ambidextrous |
| Full listing title | Womier M87 75% Mechanical Keyboard Tri-Mode with TFT Smart Display & Knob | Gasket Mount Wireless Bluetooth/2.4G, Hot-Swappable Linear Switches, PBT Keycaps RGB Gaming Keyboard for Mac & Win (Carbon) |
Ready to buy?
Womier M87 75% Mechanical Keyboard Tri-Mode with TFT Smart Display & Knob | Gasket Mount Wireless Bluetooth/2.4G, Hot-Swappable Linear Switches, PBT Keycaps RGB Gaming Keyboard for Mac & Win (Carbon) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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