Track system:  StereoDual Sound Track
Battery capacity: 2200mAh
Driver units: 43+6Ω8W*2pcs+4Ω15w*1pcs
Impedance: 6Ω,4Ω
Rated power: 31w
Driver power: 8W*2/15w*1
Color: Black
Charging time: 4h
Talk time: 12h
Music play time: 12h
Bluetooth Protocol: A2DP / AVRCP / HFP / HSP
Frequency range:100Hz-20KHz
Input voltage: DC5V-500mA
Bluetooth frequency: 2.4GHz-2.480GHz
Optimal talking distance: 〈1M
Transmission Distance:  10Mbarrier-free space)
voice prompt:   Yes
multipoint connection:   Yes
Instruction:  Chinese & English

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

• Bluetooth Version: V5.0
• Play Modes: Bluetooth, AUX, USB Flash Disk
• Drive Units: 58mm 40
• Rated Output Power: 25W x2
• SNR: >90dB
• THD: <10%
• Frequency Response Range: 60Hz-20KHz
• Transmission Distance of Bluetooth: >10m

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

1. Built-In Magnet
2. Color: Black – Surface Treatment with Rubber Oil
3. High-Power 10W Samsung/HUAWEI/LG,High-Power 7.5W Apple
4. Conditions for Fast Charge: QC2.0/QC3.0 in residential electricity
5. Input: 5V/2A, 9V/1.67A, 12V/1.5A
6. Output: 5V/1A, 9V/1.2A, 12V/1.25A
7. Power: 7.5W, 10W, 15W

Specifications:

– Model: T35
– Talk/music time: up to 4h
– Standby time: up to 300h
– Charging time: 1,5h
– Water resistance: IPX4
– Bluetooth Version: V5.0
– Transmission range: 10m
– Single earbud capacity: 40mAh
– Charger case capacity: 400mAh
– Microphone: Omnidirectional -42±2dB
– Sensitivity: 114±3dB