Vention BT 5.4 wireless headphones, black

Height: 27 mm Width: 68 mm Depth: 63 mm Product colour: Black Product type: Headset Shooting distance: 10 m Recommended usage: Calls/Music Wearing style: In-ear Quantity: 1 Charging case: Yes Bluetooth: Yes Connectivity technology: Wireless Bluetooth version: 5.4 Battery type: Built-in battery Left earpiece battery capacity: 50 mAh Right earpiece battery capacity: 50 mAh Battery capacity (charging case): 400 mAh USB C output ports: 1 Microphone type: Built-in Warnings: Do not use near sources of heat or flame. Ear coupling: Open-Ear Built-in headphone hook: Yes