Street Custom 'Cigarette' Pen Gun
improvised firearm
Arcturus Defense Solutions Crowd Control SMG ACSM-3 'Shepherd'
smg
Tessera Neural Assault System TNAS-1 'Puppeteer'
assault_rifle
Ablative Charge Disruption Rifle ACDR-2 'Sandpaper'
cyber
Acoustic Cavity Resonance Pistol ACRP-2 'Hollowpoint'
exotic
Acoustic Marrow Shear Rifle AMSR-6 'Tutor'
exotic
Arcturus Defense Solutions Concussive Breach Charge CBC-3 'Knocker'
explosive
Arcturus Defense Solutions Cryogenic Projector CP-4 'Frostbite'
energy
Arcturus Defense Solutions Directed EMP Rifle DER-5 'Blackout'
electromagnetic
Arcturus Defense Solutions Graviton Shield Projector GSP-1 'Aegis'
heavy
Arcturus Defense Solutions Kinetic Denial System KDS-4 'Bouncer'
heavy
Arcturus Defense Solutions Kinetic Impactor Round KIR-10 'Hammerfall'
rifle
Arcturus Defense Solutions Pulse Carbine PC-6 'Heartbeat'
electromagnetic
Arcturus Defense Solutions Orbital Strike Designator OSD-1 'Finger of God'
heavy
Arcturus Defense Solutions Microwave Area Denial MAD-3 'Sunburn'
energy
Arcturus Defense Solutions Magnetic Accelerator Rifle MAR-8 'Longbow'
rifle
Autonomous Swarm Dispersal Unit ASDU-3 'Locust'
drone
Autonomous Ferrofluid Denial Platform AFDP-2 'Tidemark'
drone
Arcturus Defense Solutions Thermal Lance TL-9 'Sunstroke'
energy
Autonomous Adhesive Denial Drone AADD-2 'Barnacle'
drone
Axiom Systems Biometric Lock Rifle BLR-3 'Personal'
rifle
Autonomous Swarm Dispersal Unit ASDU-4 'Locust'
drone
Axiom Systems Cognitive Grenade CG-1 'Brainstorm'
electromagnetic
Axiom Systems Perception Filter Rounds PFR-1 'Blind Spot'
exotic
Axiom Systems Synapse Interruptor SI-3 'Stutter'
electromagnetic
Axiom Systems Cortical Bomb CB-1 'Leash'
cyber-integrated
Axiom Systems Neural Disruptor ND-2 'Migraine'
electromagnetic
Ballistic Resonance Carbine BRC-6 'Kettledrum'
firearm
Axonal Stretch Resonance Lance
firearm
Bioelectric Cascade Charge
explosive
Barometric Implosion Carbine BIC-5 'Sinkhole'
cyber
Bioelectric Induction Lance BIL-3 'Lamprey'
melee
Biometric Denial Charge BDC-1
explosive
Bioluminescent Acoustic Disruptor BAD-2 'Choral'
exotic
Capillary Disruption Pistol CDP-2 'Bruiser'
firearm
Biophotonic Retinal Cascade Emitter BRCE-5 'Flashpoint'
energy
Carrion Defense Works Bone Saw BS-3 'Butcher'
melee
Capacitive Nerve Induction Lance CNIL-1 'Threadneedle'
energy
Carrion Defense Works Fragmentation Sleeve FS-2 'Shrapnel Hug'
explosive
Carrion Defense Works Entropic Shotgun ES-4 'Ragnarok'
shotgun
Carrion Defense Works Hemorrhage Rifle HR-6 'Bloodletter'
rifle
Carrion Defense Works Nerve Agent Micro-Dart System NAMDS-1 'Whisper'
exotic
Carrion Defense Works Miasma Projector MP-5 'Plague Bearer'
chemical
Carrion Defense Works Marrow Drill MD-7 'Dentist'
pistol
Carrion Defense Works Necrotizing Agent Sprayer NAS-2 'Rot'
chemical
Carrion Defense Works Ricochet Pistol RCH-1 'Billiard'
pistol
Carrion Defense Works Neural Lash NL-3 'Agony'
cyber-integrated
Carrion Defense Works Pathogen Delivery System PDS-4 'Typhoid'
chemical
Catalytic Aerosol Mortar CAM-3 'Lungful'
explosive
Catalytic Vapor Dispersal Charge CVDC-5
explosive
Cavitation Pulse Carbine CPC-2 'Bends'
firearm
Catalytic Interstitial Desiccation Drone CIDD-3 'Husk'
drone
Catalytic Spore Dispersal Drone CSDD-3 'Mulch'
drone
Cavitation Pulse Knuckles CPK-5 'Bloodwater'
melee
Cerulean Phosphene Projector CPP-3 'Phantom Light'
exotic
Cochlear Resonant Hemorrhage Projector
cyber
Coherent Thermal Excitation Rifle CTER-7 'Ashmaker'
energy
Coherent Radiation Scalpel CRS-7 'Suture'
energy
Corneal Piezoelectric Delamination Pistol
cyber
Cryogenic Dendrite Scatter Cannon CDSC-4 'Frostbite'
exotic
Coronal Discharge Projector CDP-9 'Sunburn'
exotic
Cortical Bleed Emitter CBE-4 'Lacuna'
cyber
Counter-Personnel Loiter Munition CPLM-7 'Patience'
drone
Crystalline Synovial Pressure Rifle CSPR-2 'Kneemaker'
exotic
Cryogenic Fracture Disbursement Mine CFDM-4
explosive
Dermal Induction Flayer DIF-2 'Saltwater'
exotic
Cryogenic Pressure Emitter CPE-2 'Frostbite'
energy
Dielectric Filament Anchor Drone DFAD-1 'Cobweb'
drone
Dielectric Hemorrhage Emitter DHE-4 'Blister'
energy
Dielectric Phase Inversion Glove DPIG-4 'Secondskin'
exotic
Dielectric Vitreous Humor Agitator DVHA-2 'Snowglobe'
exotic
Electrochemical Dissolution Sprayer EDS-2 'Lacquer'
exotic
Directed Overpressure Charge
explosive
Directed Oxidation Lance DOL-3 'Rustmaker'
cyber
Electrokinetic Pulse Drone EPD-3 'Thunderhead'
drone
Electrochemical Vapor Seeding Drone EVSD-4 'Rainmaker'
drone
Electrolytic Bone Density Projector EBDP-4 'Chalk'
energy
Electrostatic Adipose Polarization Drone EAPD-2 'Render'
drone
Electromagnetic Overpressure Charge EOC-8
explosive
Electrostatic Dermal Adhesion Projector
exotic
Electromagnetic Pulse Grenade EPG-5 'Deadstop'
explosive
Electrothermal Chemical Carbine ETCC-5 'Flashpoint'
firearm
Electrothermal Compression Lance ETCL-9 'Ironlung'
energy
Electrostatic Needle Array Rifle ENAR-3 'Porcupine'
firearm
Electrostatic Flensing Projector EFP-1 'Skinreader'
energy
Endolymphatic Pressure Cascade Rifle
exotic
Endothermic Synovial Disruption Rifle ESDR-1 'Lockjaw'
energy
Endocrine Cascade Volatilization Lance ECVL-5 'Burnout'
cyber
Ferroelectric Shatter Sidearm FESA-2 'Gravel'
exotic
Ferrofluid Induction Cannon FIC-6 'Ironbloom'
energy
Ferrofluid Dermal Infiltration Drone FDID-6 'Ironblush'
drone
Entropic Dielectric Pulse Emitter EDPE-5 'Candle'
energy
Galvanic Myofibril Lash
melee
Galvanic Marrow Projector GMP-1 'Marrowbone'
cyber
Galvanic Interstitial Fluid Displacement Lance
exotic
Galvanic Disruption Gauntlet GDG-2 'Palsy'
melee
Galvanic Periosteal Fatigue Emitter GPFE-4 'Hairline'
exotic
Galvanic Vapor Diffusion Pistol GVDP-1 'Saltlick'
exotic
Gauss Flechette Repeater GFR-3 'Needlerain'
firearm
Gravimetric Induction Pistol GIP-4 'Undertow'
energy
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Meridian Audio Concepts SirenSphere S-7 'Dome'
A throwable sonic deterrent that creates a spherical zone of intolerable sound when deployed. The S-7 is a 6-centimeter rubberized sphere containing a multi-directional speaker array powered by a high-density capacitor. When armed and thrown, impact sensors activate the device on landing, generating a 155-decibel omni-directional sonic field within a three-meter radius. The sound profile cycles through twelve frequencies specifically selected to cause maximum discomfort across different hearing ranges, including frequencies that resonate painfully with common cochlear implant models.

Meridian Audio Concepts developed the S-7 as a 'drop and run' deterrent — the user throws the device at or near the threat, and the resulting wall of sound creates an impassable zone of pain while the user escapes in the opposite direction. The sphere operates for forty-five seconds before the capacitor depletes, after which the device is inert and non-recoverable. At Φ85 per unit, the S-7 is a single-use investment, but repeat customers are common enough that Meridian sells them in packs of three.

The S-7's impact on augmented individuals with cochlear implants or audio-processing cyberware is disproportionately severe — the resonance frequencies can cause feedback loops in audio hardware that result in incapacitating pain well beyond the physical sound's effect. This has led to complaints from augmented communities that the S-7 is discriminatory in its design.
nameMeridian Audio Concepts SirenSphere S-7 'Dome'
aliases
  • Dome
  • S-7
  • Sound Cage
  • The Bubble
categoryself_defense
manufacturerMERIDIAN AUDIO CONCEPTS
tier availabilityTier 2+
legalityLicensed
base technologies
  • Multi-directional speaker array miniaturization
  • Impact-activated deployment
  • Augmentation-resonant frequency cycling
specificationsoutput: 155 dB within 3 meter radius
frequency cycling: 12 targeted frequencies
activation: impact sensor on landing
duration: 45 seconds
weight: 95 g
diameter: 6 cm
cost: Φ85 (single), Φ220 (3-pack)
reusable: no — single deployment
tactical useArm by twisting the top hemisphere 90 degrees, then throw at the ground near the threat. The impact sensor triggers on any surface contact greater than 2G, so a firm toss to the ground is sufficient. Move away from the device before activation — the 155 dB output is harmful to the user within three meters. The S-7 is particularly effective in enclosed spaces where the sound reflects and amplifies. In open spaces, the effective radius may be slightly reduced.
cultural contextThe S-7 has found a niche as the preferred deterrent for people who don't trust their aim with sprays or their nerve with direct confrontation. Throwing something is intuitive and doesn't require pointing at an attacker. Meridian Audio Concepts leans into this psychology with marketing that shows ordinary people — commuters, parents, night-shift workers — deploying the S-7 without breaking stride. The product's augmentation-resonance issue has made it controversial, with some arguing it's a feature and others calling it a design flaw that disproportionately harms the aug-dependent.
story hooks
  • A street gang has weaponized the S-7 by deploying dozens simultaneously in enclosed transit stations — the overlapping sonic fields create conditions so severe that even filtered security forces cannot enter, allowing the gang to operate freely for the forty-five-second window.
  • Meridian Audio Concepts is under investigation after a deaf individual with cochlear implants suffered permanent implant damage from an S-7 deployed by a panicking bystander — the device's aug-resonance feature is being called an accessibility rights violation.
related entities
  • Aphelion
  • Bathysphere Networks
  • Glenville Sound
  • MERIDIAN
  • Meridian Munitions Dispatch-45 'Last Word'
  • Neural Feedback Carbine NFC-3 'Mirrorgun'
  • Omnipex
  • SynapTech Resonance Direct Neural-to-Medium Creative Interfa
  • The Resonance Communion
  • Volkov-Saito Precision VS-40 'Magistrate'
physical description
visual profileA compact, perfectly spherical self-defense device with a soft, approachable appearance that belies its acoustic lethality. The rounded form resembles a high-tech stress ball or training sphere, making it unassuming enough to carry in a pocket or palm. The top hemisphere features a subtle twist-lock mechanism that's barely visible when armed.
dimensions6 cm diameter sphere; compact enough to fit in a closed fist
weight descriptionLight and balanced — 95 grams feels almost negligible in hand, lending itself to easy throwing and concealment. The weight distribution is perfectly neutral, centering in the palm without tilting.
primary materialRubberized polymer composite with internal speaker array matrix and high-density capacitor core
finishMatte rubberized exterior with a subtle non-slip coating; the twist-lock seam on the top hemisphere is barely perceptible, finished flush with the sphere's surface
color schemeCharcoal gray primary with thin accent lines of electric blue running along the seam line where the hemispheres meet; subtle Meridian Audio Concepts branding in silver
grip textureRubberized, slightly tacky polymer surface designed for secure grip even with sweaty or augmented hands; micro-textured to prevent slipping during the throwing motion
distinctive features
  • Minimal twist-lock mechanism at the top (90-degree rotation to arm) — almost invisible when not engaged
  • Faint circular perforations forming a grid pattern across the surface, concealing the multi-directional speaker array
  • Electric blue accent seam separating the two hemispheres
  • Small silver serial number stamp on the lower hemisphere
  • Impact-sensing nodules barely visible as slight dimples at cardinal points
  • No external indicators or LEDs — silent and dark until deployment
manufacturer markingsMeridian Audio Concepts logo and 'SirenSphere S-7' embossed in silver on the upper hemisphere; serial number stamped in micro-font on the lower hemisphere; Φ85 cost marking visible on the glossy interior of the packing sleeve
condition typicalFactory-pristine and inert until armed; once deployed, the sphere becomes a scorched, acoustically-dead husk — the capacitor burns out completely, leaving the device non-recoverable and technically trash. Customers typically see only pre-deployment units.
image promptMidjourney product photography: A single Meridian Audio Concepts SirenSphere S-7 'Dome' sonic deterrent sphere, 6cm diameter, sitting on a matte black reflective surface under dramatic side-lighting that emphasizes its spherical form. The charcoal gray rubberized exterior gleams subtly; the electric blue seam line glows faintly under the light. One gloved hand (augmented, chrome knuckles visible) holds the sphere in the background, slightly out of focus, showing scale and grip texture. The perforations forming the speaker grid are visible as subtle shadows across the surface. Neo-noir urban aesthetic: cold, clinical lighting with high contrast; shallow depth of field isolating the sphere as the focal point. Include the twist-lock mechanism at the top visible as a nearly imperceptible seam. The background is deep matte black with slight reflections suggesting an industrial testing facility. Cinematic, product-showcase style photography. --ar 3:2 --v 6
visual promptMidjourney product photography: A single Meridian Audio Concepts SirenSphere S-7 'Dome' sonic deterrent sphere, 6cm diameter, sitting on a matte black reflective surface under dramatic side-lighting that emphasizes its spherical form. The charcoal gray rubberized exterior gleams subtly; the electric blue seam line glows faintly under the light. One gloved hand (augmented, chrome knuckles visible) holds the sphere in the background, slightly out of focus, showing scale and grip texture. The perforations forming the speaker grid are visible as subtle shadows across the surface. Neo-noir urban aesthetic: cold, clinical lighting with high contrast; shallow depth of field isolating the sphere as the focal point. Include the twist-lock mechanism at the top visible as a nearly imperceptible seam. The background is deep matte black with slight reflections suggesting an industrial testing facility. Cinematic, product-showcase style photography. --ar 3:2 --v 6

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