Nonisolated DC power supply for lithium battery powered Bluetooth headset modifications Function Nonisolated DC power supply designed to power Bluetooth headset circuitry from a lithium battery source. Intended for modifying or refurbishing Bluetooth headsets that operate from direct Li battery power. Compatibility Compatible with lithium battery power sources (Liion and Lipoly) used in small portable devices. Suitable for use in Bluetooth headset modification projects and related audio gadget enhancements. Use cases and applications Replacing or upgrading the power rail in a Bluetooth headset during refurbishment, using a Li battery pack for ondevice power. Prototyping portable Bluetooth audio devices that rely on direct battery power, enabling straightforward testing and iteration. Lab bench testing of Bluetooth headset circuits powered by Libased packs to evaluate performance under realistic load conditions. Size and form factor Compact, spaceefficient design suitable for tight installations and portable setups. Exact dimensions and fitment details available in the product specifications. Material Material specifics are not provided in the current listing; refer to the product specifications for details. Performance and reliability Delivers direct DC power from a lithium battery source to headset electronics without isolation. Designed for simple integration into DIY headset projects and quick powerup during modifications. Important notes This is a nonisolated power supply. Do not use in applications requiring galvanic isolation or where isolation is a safety requirement. Verify correct polarity and wiring to avoid damage to headset components.