Specification: Condition: 100% Brand New Item Type: Bluetooth Headphone Material: ABS Color: As Pictures Shown Product Size: Horn Diameter: Approx. 8 mm/0.3 in Weight: Approx. 150.0g Bluetooth chip: Jerry Bluetooth version: V5.0 Bluetooth protocol: HFP, HSP, A2DP, AVRCP Transmission distance: 10 m/32.8 ft Battery type: Polymer lithium battery Charging case battery: 500MAH Battery of headset: 50MAH Music playing time: 4H Charging time: 2H Charging port: Micro USB Waterproof rating: IPX4 Package List: 2 x Earphones 1 x Charging Case 4 x Earphone Sleeve 1 x Lanyard 1 x USB Cable 1 x Manual Note: 1. Please allow 1‑3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.