Bluetooth version: 5.3
Receiving frequency range: 2.402GHZ-2.480GHZ
Bluetooth protocol: A2DP
Voice Assistant: Support Wake Up (SIRI)
Support plug-in card playing: MICRO SD CARD (TF card)
Music, talk time: about 100 hours
Polymer lithium battery: 900MAH with protective plate
Charging time: about 3.5 hours
Audio output power: about 22MW
Microphone: 42DB Earth 3
Categories: Headphones