Coinkite has introduced their newest product, Satslink. The under-production machine sits on the intersection of many alternative areas of communications and cell {hardware}, empowering builders to construct a complete slew of various purposes.
Relatively than leaning on an opinionated framework, Satslink leverages open and versatile {hardware} enclosed by the Coldcard Q1’s exterior to carry selection and adaptability to builders. These in possession of this machine can select what to do with it, and let their builder mentalities run wild on the numerous totally different prospects the piece of {hardware} can supply.
At its core, Satslink is a peer-to-peer, hackable multi-purpose machine. It incorporates a safe ingredient, as typical of Coinkite merchandise, permitting the consumer to securely retailer non-public keys inside the machine. Whereas it shares the exterior design with the Coldcard Q1, the internals are completely totally different from the corporate’s newest {hardware} pockets. As an alternative of specializing in air gapped safety, the Satslink goals to carry safe communications to the daily in ways in which few would’ve thought-about attainable.
“Being dissatisfied with the linked and DIY choices, we felt the necessity to create a greater scorching platform,” NVK, founder at Coinkite, advised Bitcoin Journal. “Bitcoin is increasing scripting/mpc choices and we now have Nostr. Somebody needed to make a great linked and transportable machine for builders and fanatic to create the following era of freedom performance.”
Satslink leverages ESP32-S3, a low-power MCU-based system on a chip (SoC) with built-in 2.4 GHz Wi-Fi and Bluetooth Low Power (Bluetooth LE). It consists of high-performance dual-core microprocessor (Xtensa® 32-bit LX7), a low energy coprocessor, a Wi-Fi baseband, a Bluetooth LE baseband, RF module, and quite a few peripherals. Satslink is programmed in micropython, with its supply fully-available, and it’s fully discipline upgradable with no locked-down ROM areas. Coinkite’s product additionally incorporates a MicroSD slot for knowledge switch.
“The preliminary goal is builders and fanatics,” NVK stated. “However, due to the patron pleasant kind issue, they may be capable of begin utilizing something the group creates. Like scorching and sovereign lightning wallets and Nostr shoppers!”
Nostr, the open communications protocol that went viral after Block CEO and Twitter founder Jack Dorsey began endorsing and funding the mission, is prime of the listing of attainable use instances for Satslink. Given its peer-to-peer communication capabilities, Satslink can be utilized as a Nostr shopper, and since it may possibly additionally work as a relay, one might ship and obtain messages as Nostr posts with out these ever hitting the web. Think about a localized Nostr made up of many Satslink units speaking to one another by a type of mesh community as an alternative of the open internet. That might be attainable with this machine.
One other attention-grabbing use case that many bitcoiners might relate to is having a sovereign controller for his or her home-based bitcoin stack. As some bitcoiners run bitcoin nodes and generally even self-hosted servers at dwelling, one might program the Satslink to hook up with their dwelling stack on demand and carry out desired actions remotely and securely given its networking capabilities. Satslink might be used to run a transaction coordinator, as an example, or be used as a complete pockets –– although Coinkite doesn’t suggest utilizing the Satslink as your go-to chilly storage answer for giant bitcoin quantities.
Satslink’s communication options additionally boast NFC and a QR code reader, enabling much more use instances for its eventual customers. Notably, this mix paired with Satslink’s versatility and programmability might even be used to show it right into a {hardware} pockets of one other producer. Whether or not that’s fascinating or not, reality is it might be attainable to show a Satslink into Blockstream’s JADE pockets or different related DIY {hardware} wallets.
Whereas the probabilities are infinite, what customers truly construct with this product stays to be seen. Coinkite’s machine is presently obtainable to preorder on the company’s website at a $189 price ticket, and it’s nonetheless unclear when the product will begin delivery to patrons.