The Bose QuietComfort Earbuds II are premium, true wireless earbuds globally recognized for delivering some of the industry's absolute best active noise cancellation (ANC) and custom-tailored audio
1. Active noise cancelling headphones
2. Noise reduction is up to 20DB
3. Over-ear design to ensure long time comfortable wearing
4. Foldable structure for indoor and outdoor use
Bluetooth version : AC6955F V5.0
1. Frequency response: 2. 2.402GHZ~2.480GHZ
3. Operating Distance: up to 10M(free space)
4. Bluetooth profiles: A2DP\HFP\HSP\AVRCP\SPP
5. Charging port: TYPE-C charging interface
6. Driver Unit: 40mm neodymium
7. working time: 10hours per charge
8. Charging time:1 hours
9. Battery in charging station: 250MAH
10. Noise reduction: up to 20dB
1. Eye-catching uncluttered modern design
2. Ergonomic structure for long time wearing comfort.
3. Outstanding wideband sound with high performance
4. Neodymium drivers
1.Bluetooth version:V5.0
2.Rechargeable battery: Lithium battery 180 mAh
3.Bluetooth profiles: HSP, HFP, A2DP and AVRCP
4.Bluetooth function range :10m
5.Playtime music: 18 h (mid volume)
6.Standby time: 200 hours
7.Driver unit: 40mm neodymuium
8.Sensitivity: 98dB±3dB
9. Impedance: 32Ω
10.Microphone Sensitivity: -42dB
11. Support hands-free conversation
IP68 Waterproof Smart bracelet
Material:TPU Stap
CPU:HS6620D
Screen:0.96'' 160*90
Bluetooth 5.0
Battery:50mAh
Working time:3-7 days
Stand-by timee:5-7days
Compatible with system IOS 9.0+ & Android 5.0+
Bluetooth version Bluetooth 5.1 JL6983
Bluetooth protocol A2DP AVRCP HSP HFP
Material ABS
Horn drive 13 mm
Frequency response 20-20,000 Hz
Impedance 32 ohms
Bluetooth range Up to 10m (33ft)
Charging bay battery 3.7V, 250mAh
Headset battery 3.7V, 30mAh *2
Charging time 2hrs (DC 5V)
Headphones play music for 3-4 hours
Interface Type C
