1. High-definition call with fidelity sound quality.

2. Comfortable to wear, compact and portable.

3. Bluetooth V5.0 version, transmission distance of 10 meters.

4. Support listening to songs and answering calls.

5. Battery capacity: 90mAh.

6. Charging time: 0.5 hours.

7. Play time: 7 hours.

8. Standby time: 180 hours.

Wireless version: V5.0

Working distance: Up to 10m

Impedance: 32Ω±15%

Driver: 40mm

Frequency: 2.4GHz-2.4835Ghz

Battery: 300mAh, Rechargeable

Play time: About 15 hours

Standby time: Up to 100 hours

Non-replaceable lithium ion-polymer

Power requirement: DC 5V 1A

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

• Bluetooth version: V5.0
• Channel system: Stereo (two-channel)
• Battery capacity: 250mAh Li-ion battery
• Drive unit: 40mm
• Charging time: 2 hours
• Call duration: 12 hours
• Music duration: 15 hours
• Material: ABS
• Waterproof IPX5
• Support protocol: HSP1.0/HFP1.5/A2DP1.0/AVRCP1.3
• Sensitivity: 90 ± 3db
• Frequency range: 20-20000Hz
• Resistance: 16Ω
• Weight: 450g
• Size(L x W x H): 22*22*6cm

• Brand: Abingo
• Model: BT10
• Wireless version: 4.1
• Working distance; up to 10m
• Impedance: 32ohm ± 15%
• Speaker: 40mm drivers
• Frequency: 2.4GHz – 2.4835GHz
• Talking/Playing time: about 15 hours
• Standby time: Up to 100 hours
• Battery: 300mAh rechargeable lithium ion-polymer
• Power requirement: 5V DC