CRY578 Bluetooth LE Audio Interface Introduction The CRY578 Bluetooth LE Audio Interface is specifically designed for Bluetooth audio and Ul testing. It supports Bluetooth 5.4 and LE Audio features. It is suitable for use in R&D laboratories as well as production line testing. The device can be used together with the CRY6151B Electroacoustic Analyzer, or as a standalone module in combination with other testing equipment. Users can control the CRY578 Bluetooth LE Audio Interface using the CRY6151B testing software or the dedicated CRY578 tool software to search, pair, connect, play audio, and record. Main Application Scenarios • Automotive Applications • Headphones / Headsets • Hearing Aids Highlights • Support LE Audio Supports Bluetooth 5.4, including LE Audio features. • Multi-Headphone Solution Compatible with various headphone solutions, offering fast connection and high efficiency. • Multi-Codec Solution Supports multiple codec such as LHDC, LDAC, AAC, LC3, LC3 plus, aptX-HD, aptX Adaptive. • Multiple Input/Output Interfaces Supports UAC audio data transmission, 3.5 mm input/output, and an S/PDIF interface. • Multi-Communication Methods Supports SPP, HID, and serial communication. • Subjective Listening Test Support Supports recording, playback, and listening tests with song switching, volume control, and pause/answer functions. Supports remote firmware upgrades via the DFU protocol.

Technical Specifications Bluetooth Version v5.4 Bluetooth Mode Source aptX-HD aptX Adaptive LHDC LDAC LC3 HFP Sampling Rate Interface Type Communication Method RF Interface RF Output Impendence Dimension S/PDIF Input/Output Application Diagram Compatibility with Testing Software Web: www.crysound.com Email: [email protected]