9D surround sound, 5.0 dual-ear chip, large capacity, true wireless Bluetooth headset.
Graphene bass diaphragm, HIFI high-frequency technology, 10MM dynamic speaker unit.
Two connection methods: single / double free to use, single ear listening to enjoy alone, listening
to HiFi stereo in both ears.
Binaural HD call, 5.0 automatic boot pairing, CVC8.0 built-in active noise reduction IC.
It features binaural HD call, play pause, answer hang up, summon Siri, volume adjustment, up and
down song switching, automatic boot, automatic pairing, intelligent noise reduction, no delay in the game.
Bluetooth version: V5.0
Support: HFP 1.7, HSP 1.2, A2DP 1, AVRCP1.6, SPP 1.2 and PBAP 1.0
Charging Voltage: DC 5V
Microphone sensitivity: -42Db
Working temperature: -10-50 °C
Frequency response range: 20-20000Hz
Charging Time：About 1 hours
Accumulated battery life: about 220 hours
Headphone battery capacity: 50mAh
Charging box battery capacity: 1200mAh
4* ear cap
1* charging box
1* charging cable
1* User Manual