Based on the terminology, you are likely referring to used in their amplifiers (like the VXi and FiX series), or potentially the configuration of a Smart Path Protocol within a DSP environment.
If your Device Manager displays a broken JL_SPP peripheral, utilize these sequential remedies to clear the error. Step 1: Force Update via Windows Update jl-spp driver
This technical background explains why a generic Windows driver cannot work with such devices: each JieLi implementation may use custom UUIDs, proprietary data formats, or specialized command sets. Based on the terminology, you are likely referring
: Zhuhai JieLi Technology is a massive semiconductor manufacturer. Their budget-friendly, low-power system-on-chips (SoCs) power millions of unbranded or white-label Bluetooth headphones, portable speakers, soundbars, and smart toys. : Zhuhai JieLi Technology is a massive semiconductor
This feature would optimize the communication pipeline between the host (e.g., a smartphone or PC) and the Jieli-based device by dynamically adjusting packet sizes based on signal strength. Adaptive Packet Scaling