Type: Bluetooth audio adaptor

• Use: Converts analog audio output (e.g. 3.5 mm, in-flight systems) to Bluetooth signal
• Features: Dual connection (two devices/users simultaneously)
• Battery life: ~14–15 hours of continuous use
• Ports: 2 jacks (used separately or simultaneously)
• Connection: Bluetooth pairing with button (long press 3 seconds)
• Range: up to ~10 m (under ideal conditions)