• HD audio quality: According to the call scene automatically reduces environmental noise, conveys clear, rich details of the voice of the call, even in a noisy environment, call quality is still clear
• Comfortable wearing without pain: Compared with the stethoscope effect brought by the in-ear type, the semi-in-ear type does not pick the ear canal and fits your auricle more closely, making it more comfortable to wear
• TWS separate design earphone: A new generation of true wireless interconnection stereo, left and right ear separation design two earphones can be used alone, easy and convenient to use

Specifications:

• Bluetooth chip: JL
• Bluetooth version: V5.2
• Pairing name: Pro4
• Bluetooth Profile: HSP, HFP, A2DP, AVRCPSPP.CVC
• RF carrier frequency: 2402MHz-2480MHz
• Bluetooth receiving distance: straight line without obstacles ≥10 meters
• Input voltage: DC5V (charger output current must be greater than 500mA, and please fully charge the battery when using it for the first time)
• Single headset battery capacity: 50mAh
• Charging compartment battery capacity: 300mAh