Unopened Shokz OpenFit Air, purchased on October 11th from the online shop. A delivery receipt, necessary for warranty, will be included. Shipped within 24 hours via Takkyubin Compact. Price reduction requests will be declined. Brand: Shokz Wearing Style: Separate (Left and Right), Completely Independent Headphone Type: Ear-hook, Clip-on Color: Black Wireless/Wired Connectivity: Wireless Headphone Features: Microphone, Sound Quality Adjustment, Waterproof/Splashproof, Remote Control High-Frequency Response (kHz): 16 kHz Wireless Standard: Bluetooth Bluetooth Codec: AAC, SBC IP Rating (Waterproof Rating): IPX4 Driver Type: Dynamic Charging Port: USB Type-C Weight (g): 19.4 g #shokz #openfit #openfitair #ショックス #オープンフィット #エアー