■ Headphone type: magnetic in-ear
■ Bluetooth scheme: AB5616T
■ Bluetooth version: Bluetooth V5.3
■ Bluetooth operating frequency: 2.402GHZ-2.480GHZ
■ Speaker power: Rating 3-5mW
■ Frequency response: 20Hz~20KHz
■ Speaker unit: speaker Φ 10mm@32ohm
■ Microphone: Condenser, -40dB±2
■ Built-in battery: lithium battery - 3.7V, 105mAh
■ Standby time: about 100H
■ Music time: about 10 hours (80% volume)
■ Talk time: Approx. 7 hours (80% volume)
■ Charging input standard: DC5V-500mA Micro USB
■ Charging time: about 1.5 hours
■ Supported Bluetooth protocols: A2DP v1.3, AVRCP v1.6, HFP v1.7, HID v1.1, AVCTP v1.4, AVDTP v1.3, and SPP v1.2
