F9-8 TWS Bluetooth 5.1 Headphones Charge Display Premium Wireless Headset.
- 9D surround sound, 5.1 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, 5.1 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.
- Color: Black
- Bluetooth version: V5.1
- 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 to 50 °C
- Frequency response range: 20-20000Hz
- Sensitivity: 120dB+/-5dB
- Transmission Distance: 10m
- Charging Time: about 1 hours
- Accumulated battery life: about 220 hours
- Headphone battery capacity: 50mAh
- Charging box battery capacity: 1200mAh
- Weight: 125g
- Package: retail package
- 2 pcs x earphone
- 4 pcs x ear cap
- 1 pcs x charging box
- 1 pcs x charging cable
- 1 pcs x user manual