BE headwear JT0018 Justright Smart Headwear Color: Camo Features: Not too Tall Not too tight the justright is perfect from running the mountains to running around town, this is a go to hat with simple colors ways. Medium weight is perfect for fall, winter, spring. Listen to music, talk on the phone/call back features with the wireless mic, change tracks/adjust volume all wirelessly Specification: Bluetooth V3.0+EDr Frequency 2.402-2.48 GHz Transmission Distance 10ft Transmission distance of Mic 3ft Li-Polymer Battery 3.7V Charging time 2-3 hours USB Stand by time 60 hours Continuous working time 3 ish hours (battery life depends on usage, device type, temp outside, etc..we are always looking at making battery life longer) Speaker Diameter: 30mm Magnet Type: NdFeB Frequency Response: 20-20k Hz Impedance: 16 ohms USB Charge
