CrowdSync Technology is an event technology company that makes controllable LED wristbands and wearables for concerts, sporting events, corporate events and live experiences. Our LED products light up the crowd in sync with the show, and our NFC and RFID technology powers check-in, activations, and data collection.
CrowdSync is based in New York City, at 247 Centre St, 4th Floor, New York, NY 10013.
Current list of headline events and clients to feature. Draft: CrowdSync has lit up events including the Doja Cat Tour, Ole Miss vs LSU football, 2026 Stanley Cup Champion Carolina Hurricanes, Twenty One Pilots, New England Patriots, Brandon Lake Tour, and the San Antonio Spurs.
CrowdSync works with music and touring, college and professional sports, corporate events, houses of worship, festivals and brand activations.
LED wristbands are wearable bands with built-in RGB lights that can be controlled wirelessly, so an entire crowd lights up in sync with the show. CrowdSync makes controllable, brandable LED wristbands for concerts, sporting events, corporate events, festivals and houses of worship.
Each wristband has a small receiver that listens for a wireless radio signal from a central transmitter. When the show operator sends a cue, every band in the venue changes color or effect at the same moment.
Yes, for any event where you want the crowd to feel part of the show. LED wristbands turn every guest into part of the lighting design, create moments that get filmed and shared, and can put a sponsor or brand logo on every wrist. They work for a few hundred guests or a full stadium.
Concerts and tours, arenas and stadiums, college and pro sporting events, festivals, corporate events and awards, product launches, brand activations, houses of worship, galas and fan experiences.
Controllable LED wristbands are run from a central system, so the whole crowd changes color together on cue. Non-controllable bands just blink or glow on their own. Every CrowdSync wristband is controllable.
Yes. CrowdSync wristbands can run effects timed to music, video or gameplay, so the crowd lights up on the beat, the drop or the goal.
CrowdSync wristbands cover the full RGB color spectrum, so they can match team colors, brand colors, or any color in the show design.
Both have a brandable cloth strap that comes adjustable or locking. The C5 has 5 super-bright RGB LEDs for a brighter display and runs 6 to 8 hours. The C4 has 2 super-bright RGB LEDs and runs 10 to 12 hours.
The CrowdSync UltraBand is our brightest wristband, with 12 super-bright RGB LEDs.
The C4 Band and the CrowdBand both run 10 to 12 hours. The UltraBand runs 8 hours per charge and is rechargeable. The C5 Band runs 6 to 8 hours.
Yes. The CrowdSync UltraBand is rechargeable and runs 8 hours per charge. The C4, CrowdBand and C5 are not rechargeable.
Yes. The CrowdSync UltraBand has a built-in haptic motor that pulses with the lighting, so guests can feel the moment as well as see it.
The C4 and C5 Bands come with either an adjustable or locking strap. The CrowdBand is a one-size-fits-all silicone band. The UltraBand has a watch-style adjustable strap.
Yes. CrowdSync also makes LED lanyards, badges, pendants, cups and foam sticks, plus venue lighting including CrowdFlare railing lights and CrowdBars light bars. They all run on the same control system, so they can sync with the wristbands.
LED railing lights are light fixtures that attach to the railings in a venue and light up in sync with the show. CrowdSync's CrowdFlare railing lights attach to any railing, stanchion or rounded surface, and range from 12 to 17 super-bright LEDs per fixture.
Yes. CrowdFlare railing lights run on the same CrowdSync transmitter as our wristbands, so the railings and the crowd can change color together with full control of colors, effects and timing.
CrowdFlare railing lights are semi-permanent. They're easy to add and remove for a single game or a full season, and they come with rechargeable or replaceable AAA battery options.
The CrowdFlare attaches to railings with zip ties for quick setup and removal, while the CrowdFlare Pro uses a semi-permanent mount built to stay in place. The Pro is also brighter and runs on rechargeable LiPo batteries, while the CrowdFlare uses refurbishable alkaline batteries.
Yes. Every CrowdSync wristband is brandable. The C4 and C5 Bands can carry your artwork on the cloth strap, and the CrowdBand and UltraBand can carry your logo on the face of the band.
Yes. Many events put a sponsor's logo on the bands, which gives the sponsor a branded item on every guest's wrist and in every photo and video from the event.
Yes. CrowdSync works with you to plan the colors, effects and timing for your event, from team or brand colors to effects cued to specific moments in the show.
Guests keep the bands or bands are collected after the event for refurbishing depending on your choice.
CrowdSync wristbands are controlled wirelessly by radio frequency from a central transmitter. Every band in the venue receives the same cue at the same moment, so the whole crowd changes together.
No, but you can have them. CrowdSync can ship a transmitter for your team to run the show, or send CrowdSync staff on site to run it for you.
CrowdSync can synchronize anything from a few hundred guests to a full arena from one control platform. For example, 100,000 custom wristbands lit up LSU Football in Death Valley.
Yes. Our system uses its own dedicated frequency, so it integrates with a venue's existing lighting and show control as long as there's no interference on that frequency.
Yes, they are built for outdoor use and water resistance.
Yes. All four CrowdSync wristbands are NFC and QR compatible, so the band can connect to activations, access, digital engagement and other interactive experiences.
NFC wristbands can be used for check-in, access, links to digital content, sponsor activations and cashless purchases. CrowdSync's CrowdPass platform powers NFC and RFID features for events.
Yes. CrowdSync can collect data from wristband interactions such as NFC and QR scans. Which data is collected and how it's reported back to the client.
Yes. All four CrowdSync wristbands are recyclable. The C4 Band, CrowdBand and C5 Band are also refurbishable. The C4 is our most sustainable wristband.
Wristbands can be collected, refurbished or recycled after an event, or can be taken home as a memento.
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