• Volume control : 10 levels 
  • 4 tones setting : low sound emphasis, middle sound emphasis, high sound emphasis, normal
  • Battery life time : 24 hours 
  • Battery charging time : 1 hour 30 minutes 
  • Battery indicator : 3 levels
  • Battery type : Li-polymer, rechargeable 3.7v/80mA.

 

Dimensions: 0” L x 0” W x 0” H
Weight: 0

ES4500

$149.00Price