XBT M-21 Headphones

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

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

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

-Model number: A770BL
– Bluetooth version: 5.0
– Battery capacity: 250mAh
– Standby time: up to 25h
– Talking time: up to 10h
– Playing time: up to 13h
– Charging time: 1h
– Transmission distance: up to 10m
– Frequency response: 20-20kHz
– Connectivity: Bluetooth, 3,5mm aux-in

• 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