Callisto is a global B2B marketplace for trading wholesale electronics at scale.
We give you access to supporting products used alongside smartphones, tablets, laptops and home tech including chargers, cables, smart watches, cases, headphones and more.
All of our wholesale stock is sourced directly from leading OEMs. Inventory is checked and listed with clear descriptions, so you know exactly what product types and quantities you’re buying.
You can secure electronics though fixed-price catalogue listings, negotiate bulk deals through offers or buy through auctions when larger or mixed accessories lots are available.
Source high-demand tech across a wide range of categories and conditions. From premium audio and wearables to cables, chargers and protective cases. Supply is available to support different pricing strategies and market needs.
AirPods Pro 2 feature the H2 chip, Active Noise Cancellation, Adaptive Audio, personalised Spatial Audio and a USB-C MagSafe charging case. A recognised Apple audio product for traders, retailers and eCommerce sellers serving premium accessory buyers.
AirPods 3 combine the H1 chip with personalised Spatial Audio, Adaptive EQ and IPX4 sweat and water resistance. Their established Apple positioning gives wholesale buyers a familiar audio product for standalone resale and device bundles.
Apple's premium over-ear headphones with USB-C charging, noice cancellation and Transparency mode. High per-unit value with strong demand from premium buyers globally.
Original AirPods Max with Lightning connector. Established pricing with good availability. Appeals to buyers sourcing premium Apple audio at more accessible wholesale prices than the USB-C version.
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Galaxy Buds3 Pro combine Active Noise Cancellation, 360 Audio and an IP57-rated earbud design. They give Android-focused traders, retailers and eCommerce sellers a higher-spec Samsung audio product for standalone resale or pairing with Galaxy devices.
Galaxy Buds2 Pro feature Active Noise Cancellation, 24-bit Hi-Fi audio with compatible Samsung Galaxy devices and a compact in-ear design. A recognised Samsung audio model for wholesale buyers serving Android users and Galaxy device bundles.
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Galaxy Buds FE provide Active Noise Cancellation, Ambient Sound, Bluetooth 5.2 and up to nine hours of playback with ANC switched off. Their accessible positioning suits traders and retailers targeting value-focused Samsung audio buyers and smartphone bundles.
Compact Samsung earbuds with ANC at entry-level pricing. Strong supply in the secondary market. Ideal for buyers sourcing affordable branded audio accessories in volume.
Apple Watch Ultra 2 features a 49mm titanium case, S9 chip, Action button and precision dual-frequency GPS. Its specialist outdoor and sports features give wholesale buyers a higher-value Apple Watch option for premium retail and eCommerce inventory.
First-gen Ultra with titanium case and action button. Established pricing makes it attractive for buyers sourcing premium Apple Watch models without current-gen cost. Steady secondary supply.
Apple Watch Series 9 combines the S9 chip, Double Tap gesture and an Always-On Retina display reaching up to 2,000 nits. A widely recognised Apple wearable for traders, retailers and eCommerce sellers targeting mainstream smartwatch buyers.
Previous-gen with temperature sensing and crash detection. High-volume model in the secondary market with broad grade coverage. Popular with wholesale buyers targeting mainstream Apple Watch demand.
Larger display redesign with faster charging. Mature model with deep supply at competitive pricing. Suits buyers processing older-generation Apple Watch stock for resale.
Apple's entry-level smartwatch with S8 chip. High-volume supply at an accessible Apple Watch price point. Suits buyers targeting value-focussed resale and emerging markets.
Samsung's premium smartwatch with rotating bezel and Wear OS. Strong demand from Android-focused resellers. Good availability with higher-grade stock from trade-in and retail return programs.
Galaxy Watch6 features Wear OS, Samsung’s BioActive Sensor and a slim circular design. It gives traders and eCommerce sellers a mainstream Samsung smartwatch option suited to Galaxy smartphone users, standalone wearable sales and device bundles.
Galaxy Watch5 Pro combines a titanium case, sapphire crystal, GPX route functionality and a 590mAh battery. Its outdoor-focused specification gives wholesalers a differentiated Samsung wearable for sports, travel and premium Android resale channels.
Galaxy Watch5 features Samsung’s BioActive Sensor and sapphire crystal display protection in a conventional circular smartwatch design. Its established positioning suits wholesale buyers seeking Samsung wearables for mainstream Android resale and Galaxy smartphone bundles.
Official Apple cable for connecting Lightning devices to USB-C chargers and computers. High-volume accessory with consistent demand for device bundling and standalone retail resale.
Official Apple USB-C cable for charging MacBooks, iPads and other USB-C devices. Essential bundling accessory with steady wholesale demand across all resale channels.
Apple's standard charging adapter for iPhones and iPads. One of the highest-volume accessories in the secondary market. Essential for device bundling and standalone accessory lots.
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Apple's magnetic wireless charger for iPhone 12 and later. Strong demand from resellers bundling with iPhones.
Dual charging pad for iPhone and Apple Watch. Premium accessory with growing demand from resellers and bundlers. Limited new production increases secondary market value.
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Samsung's standard fast-charging adapter for Galaxy smartphones and tablets. High-volume accessory popular for bundling with Samsung devices and standalone accessory lots.
Official Apple cases with MagSafe alignment for iPhone 15, 14 and 13 series. High-volume accessory with strong bundling demand. Available in silicone, leather and clear variants across generations.
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Apple's official magnetic folio case for iPad Pro and iPad Air. Frequently sourced alongside used /refurbished iPads for bundled resale. Available across multiple iPad generations and sizes.
Apple's premium keyboard case with trackpad and backlit keys. High per-unit value in the accessories category. Strong demand from resellers bundling with iPad Pro and Air.
Apple's stylus for iPad Pro, Air and mini. Essential accessory for creative and education bundles. Consistent availability across both 2nd generation (magnetic) and USB-C variants.
Official Samsung cases for Galaxy S24 and S23 series. Available in clear, silicone and flip cover variants. Popular for bundling with used / refurbished Galaxy smartphones and standalone accessory lots.
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Apple's item tracker with precision finding and Find My integration. Sold individually and in packs. Strong demand as an add-on accessory for resale bundles and standalone accessory lots.
understanding our inventory
Inventory on Callisto spans a range of conditions. Each listing includes clear product detail so you can buy with confidence, whether you're sourcing for resale, refurbishment or parts.
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