Roduct Description:
Bluetooth Version: V5.0
Frequency range: 2.402GHZ-2.480GHZ
Power Level: CLASS 2
Signal Distance: About 10 meters (Barrier-free Linear Distance)
Battery type: 3.7V/210mAh LI-Polymer
Standby time: about 30 days
Call time: about 32 hours (medium volume)
Listening time: about 32 hours (medium volume)
Charging power supply: 4.8V-5.3V; > 500MA DC power supply
Charging time: 1-2 hours
Horn Specification: 8mm 32 ohms
Horn maximum output power: 20HZ-20KHZ
Headphone status indication: LED. Voice
Use products: 99% of mobile phones and computers with Bluetooth capabilities