• 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

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

– Bluetooth version: v5.0
– Frequency range: 20-20000Hz
– Max. battery life: 3.5h
– Battery capacity: 300mAh (charging case); 40mAh (per earphone)
– Water resistance rating: IPX4
– Dimensions: 7.50 x 3.00 x 4.00cm

Impedance: 16 ohm
Sensitivity: 90dB
Cable length: 1.2m

-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