- Bluetooth Version: V5.0
- Standby Time: 300 hours
- Talk Time: 4 hours
- Music Time: 3 hours
- Charging Time: 1.5 hours
- Frequency Response Range: 20Hz – 20KHz
- Charging Compartment Capacity: 300mAh
- Earplug Capacity: 40mAh / 3.7V
- Communication Distance: 10 meters
- Supporting Protocols: HSP, HFP, A2DP, AVRCP
- Material: ABS + silicone
- Product Color: Black
- Headphone Net – Weight: 39g
- 3.5 hours talking time, 3 hours music time
- Portable and anti-lost, easy to storage
- Wireless Bluetooth V5.0, 10m transmission distance
- Automatic pairing, support binaural wireless calling function
- Charging case battery: 360mAh, earbud battery capacity: 40mAh
- IPX4 waterproof and sweatproof, intelligent touch function
- Magnetic absorption, automatic charging when put it into the charging case
ANC Active Noise Cancellation.
Control Button: Yes
Volume Control: Yes
Style: Ear Hook
Bluetooth Version :5.0
Charging bay: 320mAh, earplugs: 40mAh
★Talk time: 3 h.
★Music playback time: 4 h.
★Standby time: 200 h.
Waterproof: Yes; IPX4 waterproof
Impedance: 16 ohm
Sensitivity: 90dB
Cable length: 1.2m
Bluetooth Version: 5.2
Supported Protocols: HSP, HFP, A2DP, AVRCP
Battery Capacity of Single Earbud: 45mAh Battery
Capacity of Charging Case: 650mAh
Standby Time: 300h
Color: Black
Best Transmission Distance <1M Maximum
Transmission Distance: 10M
Voice Prompt: Support
Impedance: 32Ω Sensitivity: 114dB
Noise Reduction Depth: 23dB±2
Bluetooth Frequency: 2.402G-2.480G
Multipoint Connection: Nonsupport
Wearing Style: In-Ear
★Charging Time: 1H
★Talk Time: 8H
★Play Time: 7H
★Standby Time: 300H
1. Model: T28
2. Bluetooth version: V5.0
3. Standby time: 300 hours
4. Talk time: 3.5 hours
5. Music time: 3 hours
6. Charging time: 1 hour
7. Bluetooth frequency: 2.402G-2.480G
8. Charging compartment capacity: 500mAh
9. Earplug capacity: 35mAh
10. Communication distance: 10 meters
11. Support agreement: HSP, HFP, A2DP, AVR CP
















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