Bluetooth Headset
Model: MDI068

​​Bluetooth Version: V4.0
Profile: HSP, HFP, A2DP and AVRCP
Music playing time: About 17 hours
Standby time: About 400 hours
Charging time: About 3 hours
Battery: 480 mAH

Displays headphone's battery on the iPhone
3.5mm in-line jack allows headset to work without battery
Supports voice prompt 
HD voice ready
On/Off switch

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Slimline Folding Headset
Model: MDI762

​Bluetooth Version: V4.0
Frequency Range: 2.4GHZ~2.48GHZ
Profile: HFP/HSP/A2DP/AVRCP
Talk Time: 3-4 hours
Charging Time: 2 hours
Working Range: 10m
Battery: 200mAh
Music Playback Time: ~8 hours (medium volume)

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Bluetooth Headset
Model: MDI1140

Specs:
Driver : 40mm 
Sensitivity: 105+-3dB
Frequency range : 20Hz -20KHz
Impedance: 32 ohm
Rated power: 40mW
Max input power: 100mW

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Bluetooth Headphone with Mic
Model: MDI650
​
Features:
Built-in microphone for mobile calls
Foldable style for travelling
Hi Fi speaker for strong bass and clear sound
Rubber painting resists scratches and water
3 silicon keys for ease of operation
3 Key inline mic for iOs and Android
Includes hard carrying case for protection

​
​Specs:
Impedance: 32Ω
Speaker: 40mm
Bluetooth version: V4.1+EDR
Supports Bluetooth HSP, HFP, A2DP and AVRCP
RF frequency range: 2.402-2.480GHZ, 2.4G IS
Operating range: 10M (open space)
Talk time: ~18-20 Hours
Music playing time: 14-18 Hours
Standby time: 250 Hours
​Chipset: CSR8635
Battery: 360mA

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Specs:
Speaker: 40mm
Bluetooth version: V3.0+EDR
Chipset: Jieli AC4604   

Music playing time: 6-8 Hrs
Standby time: 250 Hrs
Talk time: ~6-10 Hrs
​​Battery: 420mA

Supports Bluetooth HSP, HFP, A2DP and AVRCP
RF frequency range: 2.402-2.480GHZ, 2.4G IS
Operating range: 10M (open space)                     ​

Hi-Fi Bluetooth Headphone with Mic
Model: MDI590
​
Features:                                                                   
Fully padded headband (optional)
​Built-in microphone for mobile calls
Foldable style for portability
Hi Fi speaker for strong bass and clear sound 

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Hi-Fi Bluetooth Headphone with Mic
Model: MDI690

Features:
Built-in microphone for mobile calls
Foldable style for travel
Hi Fi speaker for strong bass and clear sound 

Specs:
Speaker: 40mm
Bluetooth version: V4.1+EDR
Support Bluetooth HSP, HFP, A2DP and AVRCP
RF frequency range: 2.402-2.480GHZ, 2.4G IS
Operating range: 10M (open space)
Talk time: ~16-18 Hours
Music playing time: 18-20 Hours
Standby time: 250 Hours 
Battery: 420mA
Chipset: CSR8635       

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