wireless charging

The Ledger Stax is a hardware wallet with a 3.7-inch curved E Ink touchscreen. It stores private keys offline on an ST33K1M5 Secure Element chip (CC EAL6+) and connects via USB-C, Bluetooth (BLE 5.2), NFC, and Qi wireless charging.

The Trezor Safe 7 is a hardware wallet with a 2.5-inch color touchscreen, Bluetooth 5.0+, and Qi2 wireless charging. It uses two independent Secure Element chips — OPTIGA Trust M (EAL6+) and the fully auditable TROPIC01 — alongside a hardened STM32U5 MCU, and is the first hardware wallet with a quantum-ready architecture for firmware and device authentication.