REMAX COZYBUDS W17 PRO 5.4 YUNHIA SERIES DUAL ENC WIRELESS EARBUDS FOR MUSIC & CALL(Silver)

Product name: CozyBuds W17 Pro Yunhia Series Dual ENC Wireless Earbudsfor Music & Call
Wireless version: V5.4Transmission distance: 10m
Drive unit: 13mm
Impedance: 320
Product net weight: 51.5g
Play time: 5H
Earbud battery capacity: 30mAh
Standby time: Approx. 100 days
Frequency response: 50-20kHZ
Rated power: 3mW
Product size: 62*52*27.5mm
Call time: 3H
Charging case battery capacity: 420mAh
Charging time: 2-3H