AiWei BT-01 Wireless Bluetooth Earphone with Microphone Hook Sports Earphone(Green) Filter-For AirPods 1/2 Viewing Angle: 89 degree /

Viewing Angle: 89 degree / 89 degree (L/R) 89 degree / 89 degree (U/D)

General Compatible with ONEPLUS:  Ace 2V

General Compatible with Meizu:  Meilan E2

2 x 5W big power with two bass diaphragms on each side

When replacing the battery

AiWei BT-01 Wireless Bluetooth Earphone with Microphone Hook Sports Earphone(Green) Filter-For AirPods 1/2 Viewing Angle: 89 degree /With Microphone: Yes Plug Type: Wireless Wireless Type: bluetooth Connectors: None Sensitivity: 123dB Waterproof: No Support Memory Card: No Volume Control: Yes Frequency Response Range: 20 20000Hz Line Length: 1. 2m Is wireless: Yes Vocalism Principle: Dynamic Support APP: No Style: Ear Hook Control Button: Yes Plug Type : bluetooth Wireless Product introduction: Bluetooth version: 4. 1 Battery capacity: 65 mah Call time: 4 5 hours Standby time: 180