Bluetooth Version: 5.0
Battery Capacity: 300mAh
Play Time: 20h
Charging Time: 2h
Diameter: 40mm
Impedance: 32Ω
Sensitivity: 98±3dB at 1000HZ
Best Transmission Distance: ＜1M
Maximum Transmission Distance: 10M
Wearing Method: Head-Mounted

Wireless version: V5.0

Working distance: Up to 10m

Impedance: 32Ω±15%

Driver: 40mm

Frequency: 2.4GHz-2.4835Ghz

Battery: 300mAh, Rechargeable

Talking/play time: About 15 hours

Standby time: Up to 100 hours

Non-replaceable lithium ion-polymer

Power requirement: DC 5V 1A

Color: brown, silver white, light blue, black, red

Bluetooth version: 5.0

Operation Distance: 10m.

Color: brown, silver white, light blue, black, red (Optional)

Support: adjust the volume, switch songs, insert cards, answer calls, call rejection, hang up, hands-free

USB charging cable: AC input 110-240 V DC input 5 V

Standby time: 120 hours Working time: 4-5 hours

Charging time: 2 hours

Battery: 150mAh rechargeable polymer battery

• JBL Pure Bass Sound
• 27H battery life
• Multi-Point Connection
• Hands-free calls and Voice Assistants
• Lightweight and foldable design

Brand: Awei

Model: ES-770i

Sound Mode: Stereo

Sound Effects: 7.1 Virtual Surround Sound

Earphone Frequency Range: 20Hz – 20kHz

Earphone Impedance: 20 Ohm

Microphone Direction: Omni-Directional

Output Power: 20mW(1KHz 0dB)

Sensitivity: >110dB

Connectors: USB-A, 3.5mm Audio Jack

Working Current: About 90mAh

Input Voltage: 5V (Type-A)

Length Of Cable: 2.1 Meter

Weight: 300g

Brand : AWEI GM-1 / GM-2

Temperature : 10-55’C

Cable Length : 2100MM

Net Weight : About 30G

SNR : >110dB

THD : <1%(1KHz 0dB)

Output Power : 20mW (1KHz 0dB)