Rubber Finished
Scheme: JL+TI
Speaker: Φ40mm Dynamic type
Wireless distance range:10M
Bluetooth version:4.2
Main Features: Active Noise Cancelling
Bluetooth profile: A2DP/AVRCP/HSP/HFP
Battery capacity: 3.7V/400 mAh（seiko protection board）
Noise-canceling on only: 20 hours
Bluetooth on only: 10 hours
Bluetooth + noise canceling: 8 hours
Charging time: about 3 hours
Operation range: 10m
Material: PC+ABS
Speakers: 40mm (32ohms)
MIC: 3pcs (-42db±2db)
Noise-cancellation: up to 20db
Frequency response: 20Hz-20KHz
SNR: >85db
Charging input: 5V /1A,Micro USB