Nokia Essential True Wireless Earphones E3100

Specifications

1. Manufacturer details

   • Manufacturer

     RichGo Technology (Shenzhen) Co. Ltd.

2. Dimensions

   • Wearing style

     True Wireless Earphones

   • Ear coupling

     Ear canal

   • Frequency response

     20 Hz to 20KHz

   • Transducer principle

     Dynamic

   • Transducer size

     6mm

   • Sound pressure level (SPL)

     91dB(1kHz/1mW)

   • Impedance

     32

   • Microphone principle

     MEMS x 1

3. Electrical

   • Power supply

     Built-in Lithium rechargeable batteries, 3.7V.

   •  
     

     Left earbud: 45mAh

   •  
     

     Right earbud: 45mAh

   •  
     

     Charging case: 400 mAh

   • Operating time

     2.5hrs (music playback via A2DP) with rechargeable batteries of the earphones*

   •  
     

     10hrs with rechargeable battery of the charging case* * Charging case that holds multiple charges for having the total play time. *Battery life depends on device settings, environment, usage and many other factors.

   • Charging time

     Earphones: approx. 2 hours

   •  
     

     Charging case: approx. 2 hours

   • Ingress protection of the earduds

     Splash proof (IPX3)

   • Weight

     Left earbud; approx. 4g

   •  
     

     Right earbud; approx. 4g

   •  
     

     Charging case; approx. 30g.

   • Volume control

     Yes

   • Version

     Bluetooth 5.0

   • Profiles

     HSP,HFP,AVRCP,A2DP

   • Effective range

     Line of sight approx. 30ft (10m)

   • Transmission frequency

     2402 MHz to 2480 MHz

   • Output power

     10mW (max)

   • Codec

     SBC

   •